diff --git a/documents/sed-ml-L1V5.pdf b/documents/sed-ml-L1V5.pdf
new file mode 100644
index 0000000..39aa6da
Binary files /dev/null and b/documents/sed-ml-L1V5.pdf differ
diff --git a/examples.html b/examples.html
index ba4f149..c21bf6b 100644
--- a/examples.html
+++ b/examples.html
@@ -172,7 +172,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -212,8 +212,8 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/pysces">PySceS</a> 1.0.0</li>
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/pysces">PySCeS</a> 1.2.2</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -283,7 +283,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -313,7 +313,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -344,7 +344,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -375,7 +375,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -406,7 +406,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -443,7 +443,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
                             <li><a href="https://biosimulators.org/simulators/gillespy2">GillesPy2</a> 1.6.6</li>
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -474,7 +474,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -520,7 +520,7 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -550,8 +550,8 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/pysces">PySceS</a> 1.0.0</li>
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/pysces">PySCeS</a> 1.2.2</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
@@ -611,8 +611,8 @@ <h2>L1V3 examples (in COMBINE archives)</h2>
                     <div>
                         Verified simulation tool(s):
                         <ul class="comma-separated-list">
-                            <li><a href="https://biosimulators.org/simulators/pysces">PySceS</a> 1.0.0</li>
-                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.8</li>
+                            <li><a href="https://biosimulators.org/simulators/pysces">PySCeS</a> 1.2.2</li>
+                            <li><a href="https://biosimulators.org/simulators/tellurium">tellurium</a> 2.2.10</li>
                         </ul>
                     </div>                    
 
diff --git a/index.html b/index.html
index 7f293a2..340e140 100644
--- a/index.html
+++ b/index.html
@@ -141,15 +141,13 @@ <h1 class="page-header"><i class="fa fa-fw fa-home"></i> What is SED-ML?</h1>
             reproducibility of simulation experiments.
         </p>
         <p>
-            The current version is <a href="documents/sed-ml-L1V4.pdf" target="_blank"><b>SED-ML Level 1 Version
-            4</b></a>.
-            For additional specification documents and proposals see the <a href="specifications.html" title="Specifications">Specifications</a>
-            page.
+            The current version is <a href="documents/sed-ml-L1V5.pdf" target="_blank"><b>SED-ML Level 1 Version 5</b></a>.
+            For additional specification documents and proposals see the <a href="specifications.html" title="Specifications">Specifications</a> page.
         </p>
-        <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+        <a href="documents/sed-ml-L1V5.pdf" target="_blank">
             <span class="btn btn-default" style="font-weight: bold;">
                 <img alt="logo" src="images/logoSEDML_w90_t.png"/>
-                L1V4 (official specification document)
+                L1V5 (official specification document)
                 <img alt="pdf" src="images/pdf.png"/>
             </span>
         </a>
diff --git a/showcase.html b/showcase.html
index e3c3c8e..b005837 100644
--- a/showcase.html
+++ b/showcase.html
@@ -373,6 +373,7 @@ <h2>SED-ML libraries</h2>
                         <li>L1V2</li>
                         <li>L1V3</li>
                         <li>L1V4</li>
+                        <li>L1V5</li>
                     </ul>
                 </td>
                 <td>C++ library for reading and writing SED-ML. Swig languange bindings for C#, Java, Python, R and Ruby.</td>
@@ -486,6 +487,7 @@ <h2>SED-ML tools</h2>
                         <li>L1V2</li>
                         <li>L1V3</li>
                         <li>L1V4</li>
+                        <li>L1V5</li>
                     </ul>
                 </td>
                 <td>Software application for simulation and analysis of biochemical networks and their dynamics. COPASI is a stand-alone program that supports models in the SBML standard and can simulate their behavior using ODEs or Gillespie`s stochastic simulation algorithm; arbitrary discrete events can be included in such simulations. COPASI supports impor and export of SED-ML files.</td>
diff --git a/site_creator/templates/db/libraries.yaml b/site_creator/templates/db/libraries.yaml
index 48e586e..45a5b27 100644
--- a/site_creator/templates/db/libraries.yaml
+++ b/site_creator/templates/db/libraries.yaml
@@ -46,6 +46,7 @@ libraries:
   - L1V2
   - L1V3
   - L1V4
+  - L1V5
 
 - name:       'libSedML (old version)'
   link:       'http://libsedml.sf.net'
diff --git a/site_creator/templates/db/tools.yaml b/site_creator/templates/db/tools.yaml
index 31792d0..7a4f706 100644
--- a/site_creator/templates/db/tools.yaml
+++ b/site_creator/templates/db/tools.yaml
@@ -91,6 +91,7 @@ tools:
   - L1V2
   - L1V3
   - L1V4
+  - L1V5
   modelLanguages:
   - SBML
 
diff --git a/site_creator/templates/index.html b/site_creator/templates/index.html
index 00fba1c..e66a882 100644
--- a/site_creator/templates/index.html
+++ b/site_creator/templates/index.html
@@ -14,15 +14,13 @@ <h1 class="page-header"><i class="fa fa-fw fa-home"></i> What is SED-ML?</h1>
             reproducibility of simulation experiments.
         </p>
         <p>
-            The current version is <a href="documents/sed-ml-L1V4.pdf" target="_blank"><b>SED-ML Level 1 Version
-            4</b></a>.
-            For additional specification documents and proposals see the <a href="specifications.html" title="Specifications">Specifications</a>
-            page.
+            The current version is <a href="documents/sed-ml-L1V5.pdf" target="_blank"><b>SED-ML Level 1 Version 5</b></a>.
+            For additional specification documents and proposals see the <a href="specifications.html" title="Specifications">Specifications</a> page.
         </p>
-        <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+        <a href="documents/sed-ml-L1V5.pdf" target="_blank">
             <span class="btn btn-default" style="font-weight: bold;">
                 <img alt="logo" src="images/logoSEDML_w90_t.png"/>
-                L1V4 (official specification document)
+                L1V5 (official specification document)
                 <img alt="pdf" src="images/pdf.png"/>
             </span>
         </a>
diff --git a/site_creator/templates/specifications.html b/site_creator/templates/specifications.html
index 015bb42..8922f50 100644
--- a/site_creator/templates/specifications.html
+++ b/site_creator/templates/specifications.html
@@ -16,10 +16,10 @@ <h1 class="page-header"><i class="fa fa-fw fa-file-code-o"></i> SED-ML Specifica
         <tr>
             <td><b>Latest release:</b></td>
             <td>
-                <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+                <a href="documents/sed-ml-L1V5.pdf" target="_blank">
                 <span class="btn btn-success" style="font-weight: bold;">
                 <img alt="logo" src="images/logoSEDML_w90_t.png" height="25"/>
-                L1V4
+                L1V5
                 <img alt="pdf" src="images/pdf.png" height="35"/>
                 </span>
                 </a>
@@ -33,10 +33,10 @@ <h1 class="page-header"><i class="fa fa-fw fa-file-code-o"></i> SED-ML Specifica
             </td>
             <!--
             <td>
-            <a href="https://github.com/SED-ML/sed-ml/raw/master/specification/level-1-version-4/sed-ml-L1V4.pdf" target="_blank">
+            <a href="https://github.com/SED-ML/sed-ml/raw/master/specification/level-1-version-4/sed-ml-L1V5.pdf" target="_blank">
             <span class="btn btn-warning" style="font-weight: bold;">
                 <img alt="logo" src="images/logoSEDML_w90_t.png" height="25"/>
-                L1V4 draft
+                L1V5 draft
                 <img alt="pdf" src="images/pdf.png" height="35"/>
             </span>
             </a>
@@ -124,14 +124,22 @@ <h3>Proposals</h3>
 
         <h2>All specifications</h2>
         <p>
-        <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+        <a href="documents/sed-ml-L1V5.pdf" target="_blank">
             <span class="btn btn-default" style="font-weight: bold;">
-                L1V4 (official specification document)
+                L1V5 (official specification document)
                 <img alt="pdf" src="images/pdf.png" height="35"/>
             </span>
         </a>
         </p>
         <p>
+            <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+                <span class="btn btn-default" style="font-weight: bold;">
+                    L1V4 (official specification document)
+                    <img alt="pdf" src="images/pdf.png" height="35"/>
+                </span>
+            </a>
+            </p>
+            <p>
         <a href="documents/sed-ml-L1V3.pdf" target="_blank">
             <span class="btn btn-default" style="font-weight: bold;">
                 L1V3 (official specification document)
diff --git a/specifications.html b/specifications.html
index f72097e..96ebbd8 100644
--- a/specifications.html
+++ b/specifications.html
@@ -143,10 +143,10 @@ <h1 class="page-header"><i class="fa fa-fw fa-file-code-o"></i> SED-ML Specifica
         <tr>
             <td><b>Latest release:</b></td>
             <td>
-                <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+                <a href="documents/sed-ml-L1V5.pdf" target="_blank">
                 <span class="btn btn-success" style="font-weight: bold;">
                 <img alt="logo" src="images/logoSEDML_w90_t.png" height="25"/>
-                L1V4
+                L1V5
                 <img alt="pdf" src="images/pdf.png" height="35"/>
                 </span>
                 </a>
@@ -160,10 +160,10 @@ <h1 class="page-header"><i class="fa fa-fw fa-file-code-o"></i> SED-ML Specifica
             </td>
             <!--
             <td>
-            <a href="https://github.com/SED-ML/sed-ml/raw/master/specification/level-1-version-4/sed-ml-L1V4.pdf" target="_blank">
+            <a href="https://github.com/SED-ML/sed-ml/raw/master/specification/level-1-version-4/sed-ml-L1V5.pdf" target="_blank">
             <span class="btn btn-warning" style="font-weight: bold;">
                 <img alt="logo" src="images/logoSEDML_w90_t.png" height="25"/>
-                L1V4 draft
+                L1V5 draft
                 <img alt="pdf" src="images/pdf.png" height="35"/>
             </span>
             </a>
@@ -251,14 +251,22 @@ <h3>Proposals</h3>
 
         <h2>All specifications</h2>
         <p>
-        <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+        <a href="documents/sed-ml-L1V5.pdf" target="_blank">
             <span class="btn btn-default" style="font-weight: bold;">
-                L1V4 (official specification document)
+                L1V5 (official specification document)
                 <img alt="pdf" src="images/pdf.png" height="35"/>
             </span>
         </a>
         </p>
         <p>
+            <a href="documents/sed-ml-L1V4.pdf" target="_blank">
+                <span class="btn btn-default" style="font-weight: bold;">
+                    L1V4 (official specification document)
+                    <img alt="pdf" src="images/pdf.png" height="35"/>
+                </span>
+            </a>
+            </p>
+            <p>
         <a href="documents/sed-ml-L1V3.pdf" target="_blank">
             <span class="btn btn-default" style="font-weight: bold;">
                 L1V3 (official specification document)