diff --git a/src/common.hpp b/src/common.hpp
index f3a616e5..8990cacc 100644
--- a/src/common.hpp
+++ b/src/common.hpp
@@ -5,6 +5,7 @@
 #include <sse2neon.h>
 #else
 #include <emmintrin.h>
+#include <smmintrin.h>
 #endif  
 
 using u8 = uint8_t;