diff --git a/haskell-ide-engine.cabal b/haskell-ide-engine.cabal
index a36f8747b..3cdea5830 100644
--- a/haskell-ide-engine.cabal
+++ b/haskell-ide-engine.cabal
@@ -70,11 +70,11 @@ library
                      , gitrev >= 1.1
                      , haddock-api
                      , haddock-library
-                     , haskell-lsp == 0.12.*
-                     , haskell-lsp-types == 0.12.*
+                     , haskell-lsp == 0.13.*
+                     , haskell-lsp-types == 0.13.*
                      , haskell-src-exts
                      , hie-plugin-api
-                     , hlint >= 2.0.11
+                     , hlint >= 2.0.11 && < 2.1.18
                      , hoogle >= 5.0.13
                      , hsimport
                      , hslogger
@@ -277,8 +277,8 @@ test-suite func-test
                      , filepath
                      , lsp-test >= 0.5.2
                      , haskell-ide-engine
-                     , haskell-lsp-types == 0.12.*
-                     , haskell-lsp == 0.12.*
+                     , haskell-lsp-types == 0.13.*
+                     , haskell-lsp == 0.13.*
                      , hie-test-utils
                      , hie-plugin-api
                      , hspec
diff --git a/hie-plugin-api/hie-plugin-api.cabal b/hie-plugin-api/hie-plugin-api.cabal
index b099764c8..c33932f93 100644
--- a/hie-plugin-api/hie-plugin-api.cabal
+++ b/hie-plugin-api/hie-plugin-api.cabal
@@ -45,7 +45,7 @@ library
                      , ghc
                      , ghc-mod-core >= 5.9.0.0
                      , ghc-project-types >= 5.9.0.0
-                     , haskell-lsp == 0.12.*
+                     , haskell-lsp == 0.13.*
                      , hslogger
                      , monad-control
                      , mtl
diff --git a/stack-8.2.1.yaml b/stack-8.2.1.yaml
index b7cad11a4..f2fb89041 100644
--- a/stack-8.2.1.yaml
+++ b/stack-8.2.1.yaml
@@ -20,11 +20,11 @@ extra-deps:
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.18.1
 - haddock-library-1.4.4
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0@rev:2
 - hlint-2.0.11
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - mtl-2.2.2
 - pretty-show-1.8.2
diff --git a/stack-8.2.2.yaml b/stack-8.2.2.yaml
index 5eb7eed62..ab1aa3884 100644
--- a/stack-8.2.2.yaml
+++ b/stack-8.2.2.yaml
@@ -21,14 +21,14 @@ extra-deps:
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.18.1
 - haddock-library-1.4.4
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0@rev:2
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - pretty-show-1.8.2
 - rope-utf16-splay-0.3.1.0
diff --git a/stack-8.4.2.yaml b/stack-8.4.2.yaml
index 22c2be88e..00c9ed88b 100644
--- a/stack-8.4.2.yaml
+++ b/stack-8.4.2.yaml
@@ -19,14 +19,14 @@ extra-deps:
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.20.0
 - haddock-library-1.6.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0@rev:2
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - pretty-show-1.8.2
 - rope-utf16-splay-0.3.1.0
diff --git a/stack-8.4.3.yaml b/stack-8.4.3.yaml
index 12830ad96..653ba7804 100644
--- a/stack-8.4.3.yaml
+++ b/stack-8.4.3.yaml
@@ -18,14 +18,14 @@ extra-deps:
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.20.0
 - haddock-library-1.6.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0@rev:2
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - pretty-show-1.8.2
 - rope-utf16-splay-0.3.1.0
diff --git a/stack-8.4.4.yaml b/stack-8.4.4.yaml
index 09605096c..e71718ccb 100644
--- a/stack-8.4.4.yaml
+++ b/stack-8.4.4.yaml
@@ -18,14 +18,14 @@ extra-deps:
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.20.0
 - haddock-library-1.6.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - optparse-simple-0.1.0
 - pretty-show-1.9.5
diff --git a/stack-8.6.1.yaml b/stack-8.6.1.yaml
index 7e5b261cf..a99bf85c5 100644
--- a/stack-8.6.1.yaml
+++ b/stack-8.6.1.yaml
@@ -20,14 +20,14 @@ extra-deps:
 - data-tree-print-0.1.0.2
 - floskell-0.10.0
 - haddock-api-2.21.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - monad-memo-0.4.1
 - monoid-subclasses-0.4.6.1
diff --git a/stack-8.6.2.yaml b/stack-8.6.2.yaml
index 414af8acf..6d7b3a4c7 100644
--- a/stack-8.6.2.yaml
+++ b/stack-8.6.2.yaml
@@ -16,14 +16,14 @@ extra-deps:
 - constrained-dynamic-0.1.0.0
 - floskell-0.10.0
 - haddock-api-2.21.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - monad-memo-0.4.1
 - multistate-0.8.0.1
diff --git a/stack-8.6.3.yaml b/stack-8.6.3.yaml
index f0126ce4e..04bb340b9 100644
--- a/stack-8.6.3.yaml
+++ b/stack-8.6.3.yaml
@@ -16,14 +16,14 @@ extra-deps:
 - constrained-dynamic-0.1.0.0
 - floskell-0.10.0
 - haddock-api-2.21.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - haskell-src-exts-1.21.0
 - haskell-src-exts-util-0.2.5
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2
 - monad-memo-0.4.1
 - multistate-0.8.0.1
diff --git a/stack-8.6.4.yaml b/stack-8.6.4.yaml
index 9bc25f676..588e9f89f 100644
--- a/stack-8.6.4.yaml
+++ b/stack-8.6.4.yaml
@@ -16,13 +16,13 @@ extra-deps:
 - constrained-dynamic-0.1.0.0
 - floskell-0.10.0
 - haddock-api-2.22.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - haskell-src-exts-1.21.0
 - hlint-2.1.17
 - hoogle-5.0.17.6
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2@rev:1
 - monad-memo-0.4.1
 - multistate-0.8.0.1
diff --git a/stack-8.6.5.yaml b/stack-8.6.5.yaml
index 29017335e..439f8ed4d 100644
--- a/stack-8.6.5.yaml
+++ b/stack-8.6.5.yaml
@@ -19,11 +19,11 @@ extra-deps:
 - floskell-0.10.0
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.22.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - hlint-2.1.17
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2@rev:1
 - monad-memo-0.4.1
 - multistate-0.8.0.1
diff --git a/stack.yaml b/stack.yaml
index 29017335e..439f8ed4d 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -19,11 +19,11 @@ extra-deps:
 - floskell-0.10.0
 - ghc-exactprint-0.5.8.2
 - haddock-api-2.22.0
-- haskell-lsp-0.12.1.0
-- haskell-lsp-types-0.12.1.0
+- haskell-lsp-0.13.0.0
+- haskell-lsp-types-0.13.0.0
 - hlint-2.1.17
 - hsimport-0.8.8
-- lsp-test-0.5.2.2
+- lsp-test-0.5.2.3
 - monad-dijkstra-0.1.1.2@rev:1
 - monad-memo-0.4.1
 - multistate-0.8.0.1
diff --git a/test/functional/HoverSpec.hs b/test/functional/HoverSpec.hs
index d78950124..f3553c17a 100644
--- a/test/functional/HoverSpec.hs
+++ b/test/functional/HoverSpec.hs
@@ -21,7 +21,7 @@ spec = describe "hover" $
       h ^. range `shouldBe` Just (Range (Position 1 16) (Position 1 19))
       let
           hasType (HoverContents (MarkupContent MkMarkdown s))
-            = "```haskell\nsum :: [Int] -> Int\n```" `T.isPrefixOf`s
+            = "\n```haskell\nsum :: [Int] -> Int\n```" `T.isPrefixOf`s
           hasType _ = False
 
           sumDoc = "The `sum` function computes the sum of the numbers of a structure."