diff --git a/CMakeLists.txt b/CMakeLists.txt
index a5a4893a4c..717074f488 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -333,7 +333,6 @@ add_compile_options(
     -Wno-incompatible-function-pointer-types
     -Wno-return-type
     -Wno-unused-local-typedef
-    -Wno-incompatible-pointer-types
     -Wno-shift-negative-value
     -Wno-unknown-warning-option
 )
diff --git a/smalltalksrc/VMMaker/SimpleStackBasedCogit.class.st b/smalltalksrc/VMMaker/SimpleStackBasedCogit.class.st
index 7b85fae92e..323609b917 100644
--- a/smalltalksrc/VMMaker/SimpleStackBasedCogit.class.st
+++ b/smalltalksrc/VMMaker/SimpleStackBasedCogit.class.st
@@ -952,7 +952,7 @@ SimpleStackBasedCogit >> compilePrimitive [
 	((primitiveRoutine := coInterpreter
 		                      functionPointerForCompiledMethod: methodObj
 		                      primitiveIndex: primitiveIndex) = 0 or: [ 
-		 primitiveRoutine = #primitiveFail ]) ifTrue: [ 
+		 primitiveRoutine = (self cCoerceSimple: #primitiveFail to: #'void *') ]) ifTrue: [ 
 		^ self genFastPrimFail ]. "no primitive"
 	minValidCallAddress := minValidCallAddress min:
 		                       primitiveRoutine asUnsignedInteger.