diff --git a/Doxyfile.in b/Doxyfile.in
index 303998005..e96441abd 100644
--- a/Doxyfile.in
+++ b/Doxyfile.in
@@ -2376,6 +2376,7 @@ INCLUDE_FILE_PATTERNS  =
 # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
 
 PREDEFINED             = LEAK_DETECTIVE \
+						 TESTABLE_KE \
                          __attribute__(x)=
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this