diff --git a/CMakeLists.txt b/CMakeLists.txt
index ef201ea2eb43d..42d397af53ed7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -399,7 +399,9 @@ add_subdirectory (io)
 add_subdirectory (net)
 add_subdirectory (graf2d)
 add_subdirectory (graf3d)
-add_subdirectory (gui)
+if(TARGET Gui)
+  add_subdirectory (gui)
+endif()
 add_subdirectory (montecarlo)
 if(geom)
   add_subdirectory (geom)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 019b779c760fe..7eec45ad3a22d 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -68,7 +68,9 @@ ROOT_EXECUTABLE(eventexe MainEvent.cxx LIBRARIES Event RIO Tree TreePlayer Hist
 ROOT_ADD_TEST(test-event COMMAND eventexe)
 
 #---guitest------------------------------------------------------------------------------------
-ROOT_EXECUTABLE(guitest guitest.cxx LIBRARIES RIO Gui Gpad Hist)
+if(TARGET Gui) 
+  ROOT_EXECUTABLE(guitest guitest.cxx LIBRARIES RIO Gui Gpad Hist)
+endif()
 
 #---hsimple------------------------------------------------------------------------------------
 #ROOT_EXECUTABLE(hsimple hsimple.cxx LIBRARIES RIO Tree Hist)
diff --git a/tree/CMakeLists.txt b/tree/CMakeLists.txt
index 286aea89dccd7..3147bf29deb41 100644
--- a/tree/CMakeLists.txt
+++ b/tree/CMakeLists.txt
@@ -6,7 +6,9 @@
 
 add_subdirectory(tree)
 add_subdirectory(treeplayer)
-add_subdirectory(treeviewer)
+if(TARGET Gui)
+  add_subdirectory(treeviewer)
+endif()
 if(webgui)
   add_subdirectory(webviewer)
 endif()
diff --git a/tree/ntuplebrowse/test/CMakeLists.txt b/tree/ntuplebrowse/test/CMakeLists.txt
index 87c6dc0d144bd..b8087e312c1d3 100644
--- a/tree/ntuplebrowse/test/CMakeLists.txt
+++ b/tree/ntuplebrowse/test/CMakeLists.txt
@@ -6,4 +6,8 @@
 
 # @author Jakob Blomer CERN
 
+if(NOT TARGET Gui) # gui is not built in minimal
+  return()
+endif()
+
 ROOT_ADD_GTEST(ntuple_browse ntuple_browse.cxx LIBRARIES Core Gui ROOTNTuple ROOTNTupleBrowse)