diff --git a/Tests/FindPackageModeMakefileTest/Makefile.in b/Tests/FindPackageModeMakefileTest/Makefile.in
index e4df9d646..8e7ff72aa 100644
--- a/Tests/FindPackageModeMakefileTest/Makefile.in
+++ b/Tests/FindPackageModeMakefileTest/Makefile.in
@@ -4,6 +4,7 @@ include cmakeExecutable.mk
 CMAKE_CURRENT_BINARY_DIR = "@CMAKE_CURRENT_BINARY_DIR@"
 CMAKE_CXX_COMPILER = "@CMAKE_CXX_COMPILER@"
 CMAKE_CXX_COMPILER_ID = "@CMAKE_CXX_COMPILER_ID@"
+CMAKE_CXX_FLAGS = @CMAKE_CXX_FLAGS@
 
 CMAKE_FOO = $(CMAKE) --find-package -DCMAKE_MODULE_PATH=$(CMAKE_CURRENT_BINARY_DIR) -DNAME=Foo -DLANGUAGE=CXX -DCOMPILER_ID=$(CMAKE_CXX_COMPILER_ID)
 
@@ -14,7 +15,7 @@ all: pngtest
 main.o: clean main.cpp
 	@$(CMAKE_FOO) -DMODE=COMPILE >$(tmp)
 	@foo="`cat $(tmp)`"; \
-	 printf '"%s" %s %s -c main.cpp\n' $(CMAKE_CXX_COMPILER) "$(CXXFLAGS)" "$$foo" >$(tmp)
+	 printf '"%s" %s %s -c main.cpp\n' $(CMAKE_CXX_COMPILER) "$(CMAKE_CXX_FLAGS)" "$$foo" >$(tmp)
 	@cat $(tmp)
 	@sh $(tmp)
 	@rm -f $(tmp)
@@ -22,7 +23,7 @@ main.o: clean main.cpp
 pngtest: main.o
 	@$(CMAKE_FOO) -DMODE=LINK >$(tmp)
 	@foo="`cat $(tmp)`"; \
-	 printf '"%s" %s %s -o pngtest main.o %s\n' $(CMAKE_CXX_COMPILER) "$(CXXFLAGS)" "$(LDFLAGS)" "$$foo" >$(tmp)
+	 printf '"%s" %s %s -o pngtest main.o %s\n' $(CMAKE_CXX_COMPILER) "$(CMAKE_CXX_FLAGS)" "$(LDFLAGS)" "$$foo" >$(tmp)
 	@cat $(tmp)
 	@sh $(tmp)
 	@rm -f $(tmp)