diff --git a/silk/x86/NSQ_del_dec_avx2.c b/silk/x86/NSQ_del_dec_avx2.c
index 02038fced..a881ef212 100644
--- a/silk/x86/NSQ_del_dec_avx2.c
+++ b/silk/x86/NSQ_del_dec_avx2.c
@@ -71,7 +71,7 @@ static OPUS_INLINE int verify_assumptions(const silk_encoder_state *psEncC)
 }
 
 /* Intrinsics not defined on MSVC */
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && !defined(__clang__)
 #include <intsafe.h>
 static inline int __builtin_sadd_overflow(opus_int32 a, opus_int32 b, opus_int32* res)
 {