diff --git a/modules/core/include/opencv2/core/cv_cpu_dispatch.h b/modules/core/include/opencv2/core/cv_cpu_dispatch.h
index 540fbb605c..e92798d6c9 100644
--- a/modules/core/include/opencv2/core/cv_cpu_dispatch.h
+++ b/modules/core/include/opencv2/core/cv_cpu_dispatch.h
@@ -55,7 +55,7 @@
 #  ifdef _MSC_VER
 #    include <nmmintrin.h>
 #    if defined(_M_X64)
-#      define CV_POPCNT_U64 _mm_popcnt_u64
+#      define CV_POPCNT_U64 (int)_mm_popcnt_u64
 #    endif
 #    define CV_POPCNT_U32 _mm_popcnt_u32
 #  else