diff --git a/cmake/FindAVX.cmake b/cmake/FindAVX.cmake
index e0f1b7bff5162a1a472536392adebce6eb2741e6..58b89918ec62242cfbbe79033cfcbf6f5c64ca45 100644
--- a/cmake/FindAVX.cmake
+++ b/cmake/FindAVX.cmake
@@ -59,7 +59,7 @@ IF(${FIND_AVX_10})
     ENDIF()
 ENDIF()
 
-IF(${FIND_AVX_10} OR ${FIND_AVX_20})
+IF("${FIND_AVX_10}" OR "${FIND_AVX_20}")
     SET(AVX_FOUND TRUE)
     MESSAGE(STATUS "Find CPU supports ${AVX_FLAGS}.")
-ENDIF()
\ No newline at end of file
+ENDIF()