diff --git a/contrib/ParseAndAddCatchTests.cmake b/contrib/ParseAndAddCatchTests.cmake
index 7fcf7169..a81de4b8 100644
--- a/contrib/ParseAndAddCatchTests.cmake
+++ b/contrib/ParseAndAddCatchTests.cmake
@@ -48,6 +48,7 @@ endfunction()
 # Worker function
 function(ParseFile SourceFile TestTarget)
     if(NOT EXISTS ${SourceFile})
+        message(WARNING "Cannot find source file: ${SourceFile}")
         return()
     endif()
     file(STRINGS ${SourceFile} Contents NEWLINE_CONSUME)
@@ -111,4 +112,4 @@ function(ParseAndAddCatchTests TestTarget)
     foreach(SourceFile ${SourceFiles})
         ParseFile(${SourceFile} ${TestTarget})
     endforeach()
-endfunction()
\ No newline at end of file
+endfunction()