diff --git a/plugins/GSdx/GS.cpp b/plugins/GSdx/GS.cpp
index 2e5e763396..cb4d5e8e61 100644
--- a/plugins/GSdx/GS.cpp
+++ b/plugins/GSdx/GS.cpp
@@ -128,6 +128,7 @@ EXPORT_C_(int) GSinit()
 	// const type qualifier from all the affected variables.
 	theApp.Init();
 
+	GSUtil::Init();
 	GSBlock::InitVectors();
 	GSClut::InitVectors();
 #ifdef ENABLE_OPENCL
diff --git a/plugins/GSdx/GSUtil.cpp b/plugins/GSdx/GSUtil.cpp
index df2fddd43f..23f919f44c 100644
--- a/plugins/GSdx/GSUtil.cpp
+++ b/plugins/GSdx/GSUtil.cpp
@@ -102,7 +102,8 @@ public:
 	uint32 CompatibleBitsField[64][2];
 	uint32 SharedBitsField[64][2];
 
-	GSUtilMaps()
+	// Defer init to avoid AVX2 illegal instructions
+	void Init()
 	{
 		PrimClassField[GS_POINTLIST] = GS_POINT_CLASS;
 		PrimClassField[GS_LINELIST] = GS_LINE_CLASS;
@@ -163,6 +164,11 @@ public:
 
 } s_maps;
 
+void GSUtil::Init()
+{
+	s_maps.Init();
+}
+
 GS_PRIM_CLASS GSUtil::GetPrimClass(uint32 prim)
 {
 	return (GS_PRIM_CLASS)s_maps.PrimClassField[prim];
diff --git a/plugins/GSdx/GSUtil.h b/plugins/GSdx/GSUtil.h
index 867e901a78..035d62bc3a 100644
--- a/plugins/GSdx/GSUtil.h
+++ b/plugins/GSdx/GSUtil.h
@@ -37,6 +37,8 @@ struct OCLDeviceDesc
 class GSUtil
 {
 public:
+	static void Init();
+
 	static const char* GetLibName();
 
 	static GS_PRIM_CLASS GetPrimClass(uint32 prim);