diff --git a/cmake/FuzzTestFlagSetup.cmake b/cmake/FuzzTestFlagSetup.cmake
index ac6a24ae..912c9b7c 100644
--- a/cmake/FuzzTestFlagSetup.cmake
+++ b/cmake/FuzzTestFlagSetup.cmake
@@ -14,8 +14,8 @@
 
 macro(fuzztest_setup_fuzzing_flags)
   if (FUZZTEST_FUZZING_MODE OR (FUZZTEST_COMPATIBILITY_MODE STREQUAL "libfuzzer"))
-    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -UNDEBUG -fsanitize=address")
-    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -UNDEBUG -fsanitize=address")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -UNDEBUG  -fsanitize=address -DADDRESS_SANITIZER")
+    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -UNDEBUG  -fsanitize=address -DADDRESS_SANITIZER")
     SET(CMAKE_EXE_LINKER_FLAGS  "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address")
   endif ()
   if (FUZZTEST_COMPATIBILITY_MODE STREQUAL "libfuzzer")
@@ -23,7 +23,7 @@ macro(fuzztest_setup_fuzzing_flags)
     SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=fuzzer-no-link -DFUZZTEST_COMPATIBILITY_MODE")
   endif ()
   if (FUZZTEST_FUZZING_MODE OR (FUZZTEST_COMPATIBILITY_MODE STREQUAL "libfuzzer"))
-    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize-coverage=inline-8bit-counters -fsanitize-coverage=trace-cmp -fsanitize=address -DADDRESS_SANITIZER")
-    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize-coverage=inline-8bit-counters -fsanitize-coverage=trace-cmp -fsanitize=address -DADDRESS_SANITIZER")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize-coverage=inline-8bit-counters -fsanitize-coverage=trace-cmp")
+    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize-coverage=inline-8bit-counters -fsanitize-coverage=trace-cmp")
   endif ()
 endmacro ()