diff --git a/glm/gtx/simd_vec4.inl b/glm/gtx/simd_vec4.inl
index 321ce4f4..005aa7dd 100644
--- a/glm/gtx/simd_vec4.inl
+++ b/glm/gtx/simd_vec4.inl
@@ -20,6 +20,9 @@ struct mask
 // Implicit basic constructors
 
 GLM_FUNC_QUALIFIER fvec4SIMD::fvec4SIMD()
+#ifdef GLM_SIMD_ENABLE_DEFAULT_INIT
+    : Data(_mm_set_ps(0.0f, 0.0f, 0.0f, 0.0f))
+#endif
 {}
 
 GLM_FUNC_QUALIFIER fvec4SIMD::fvec4SIMD(__m128 const & Data) :