diff --git a/lib/include/emmintrin.h b/lib/include/emmintrin.h
index e85bfc47aa..4dff642135 100644
--- a/lib/include/emmintrin.h
+++ b/lib/include/emmintrin.h
@@ -1771,7 +1771,7 @@ static __inline__ __m128d __DEFAULT_FN_ATTRS _mm_undefined_pd(void) {
 ///    lower 64 bits contain the value of the parameter. The upper 64 bits are
 ///    set to zero.
 static __inline__ __m128d __DEFAULT_FN_ATTRS _mm_set_sd(double __w) {
-  return __extension__(__m128d){__w, 0};
+  return __extension__(__m128d){__w, 0.0};
 }
 
 /// Constructs a 128-bit floating-point vector of [2 x double], with each
diff --git a/lib/include/xmmintrin.h b/lib/include/xmmintrin.h
index 1ef89de9c9..6fb27297af 100644
--- a/lib/include/xmmintrin.h
+++ b/lib/include/xmmintrin.h
@@ -1910,7 +1910,7 @@ _mm_undefined_ps(void)
 static __inline__ __m128 __DEFAULT_FN_ATTRS
 _mm_set_ss(float __w)
 {
-  return __extension__ (__m128){ __w, 0, 0, 0 };
+  return __extension__ (__m128){ __w, 0.0f, 0.0f, 0.0f };
 }
 
 /// Constructs a 128-bit floating-point vector of [4 x float], with each