diff --git a/BuildTests/StaticAnalysisTest/makefile b/BuildTests/StaticAnalysisTest/makefile
index 08649e904c..e4dac614d9 100644
--- a/BuildTests/StaticAnalysisTest/makefile
+++ b/BuildTests/StaticAnalysisTest/makefile
@@ -21,7 +21,7 @@ CPPCHECK_INCLUDES := $(patsubst %/,%,$(LUFA_PATH))/CodeTemplates/
 
 CPPCHECK_FLAGS    := -U TEMPLATE_FUNC_NAME -U __GNUC__ -U __DOXYGEN__
 
-CPPCHECK_SUPPRESS := variableScope missingInclude noValidConfiguration unusedFunction knownConditionTrueFalse
+CPPCHECK_SUPPRESS := variableScope missingInclude noValidConfiguration unusedFunction
 
 SRC               := $(patsubst %/,%,$(LUFA_PATH))/..