diff --git a/Modules/Learning/LearningBase/test/CMakeLists.txt b/Modules/Learning/LearningBase/test/CMakeLists.txt
index 5c7bd7f85aef8834fc64613301325364ecb891a4..48e28cc5cad320ffa41eee0659ff6979d0bf4457 100644
--- a/Modules/Learning/LearningBase/test/CMakeLists.txt
+++ b/Modules/Learning/LearningBase/test/CMakeLists.txt
@@ -33,7 +33,7 @@ otbMachineLearningModelTemplates.cxx
 )
 
 if(OTB_USE_SHARK)
-  #~ set(OTBLearningBaseTests ${OTBLearningBaseTests} otbSharkUtilsTests.cxx)
+  set(OTBLearningBaseTests ${OTBLearningBaseTests} otbSharkUtilsTests.cxx)
 endif()
 
 add_executable(otbLearningBaseTestDriver ${OTBLearningBaseTests})
@@ -73,6 +73,6 @@ otb_add_test(NAME leTuKMeansImageClassificationFilterNew COMMAND otbLearningBase
   otbKMeansImageClassificationFilterNew)
 
 if(OTB_USE_SHARK)
-  #~ otb_add_test(NAME leTuSharkNormalizeLabels COMMAND otbLearningBaseTestDriver
-    #~ otbSharkNormalizeLabels)
+  otb_add_test(NAME leTuSharkNormalizeLabels COMMAND otbLearningBaseTestDriver
+    otbSharkNormalizeLabels)
 endif()
diff --git a/Modules/Learning/LearningBase/test/otbLearningBaseTestDriver.cxx b/Modules/Learning/LearningBase/test/otbLearningBaseTestDriver.cxx
index 5b8234d9d38604c378261215b5b6758561a01808..dc2d36b7943129ec6519ebbc4f194d1dd6078800 100644
--- a/Modules/Learning/LearningBase/test/otbLearningBaseTestDriver.cxx
+++ b/Modules/Learning/LearningBase/test/otbLearningBaseTestDriver.cxx
@@ -30,6 +30,6 @@ void RegisterTests()
   REGISTER_TEST(otbDecisionTreeNew);
   REGISTER_TEST(otbKMeansImageClassificationFilterNew);
 #ifdef OTB_USE_SHARK
-  //~ REGISTER_TEST(otbSharkNormalizeLabels);
+  REGISTER_TEST(otbSharkNormalizeLabels);
 #endif
 }