diff --git a/bin/shaders/GSdx.fx b/bin/shaders/GSdx.fx
index c13f11ac5b..6e6af4d52e 100644
--- a/bin/shaders/GSdx.fx
+++ b/bin/shaders/GSdx.fx
@@ -515,13 +515,12 @@ float4 FxaaPixelShader(float2 pos, FxaaTex tex, float2 fxaaRcpFrame, float fxaaS
 
 float4 FxaaPass(float4 FxaaColor, float2 texcoord)
 {
-    FxaaTex tex;
-
     #if(GLSL == 1)
     tex = TextureSampler;
-    vec2 PixelSize = textureSize(tex, 0);
-    FxaaColor = FxaaPixelShader(texcoord, tex, 1.0/PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);
+    FxaaColor = FxaaPixelShader(texcoord, TextureSampler, pixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);
     #else
+    FxaaTex tex;
+
     tex.tex = Texture;
     tex.smpl = TextureSampler;
     FxaaColor = FxaaPixelShader(texcoord, tex, pixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);
diff --git a/plugins/GSdx/res/fxaa.fx b/plugins/GSdx/res/fxaa.fx
index a5e7572c97..108e316553 100644
--- a/plugins/GSdx/res/fxaa.fx
+++ b/plugins/GSdx/res/fxaa.fx
@@ -527,9 +527,9 @@ float4 FxaaPass(float4 FxaaColor, float2 uv0)
 float4 FxaaPass(float4 FxaaColor : COLOR0, float2 uv0 : TEXCOORD0)
 #endif
 {
-	FxaaTex tex;
 
 	#if (SHADER_MODEL >= 0x400)
+	FxaaTex tex;
 	tex.tex = Texture;
 	tex.smpl = TextureSampler;
 
@@ -538,12 +538,11 @@ float4 FxaaPass(float4 FxaaColor : COLOR0, float2 uv0 : TEXCOORD0)
 
     #elif (FXAA_GLSL_130 == 1)
 
-	tex = TextureSampler;
-	vec2 PixelSize = textureSize(tex, 0);
-	FxaaColor = FxaaPixelShader(uv0, tex, 1.0/PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);
+	vec2 PixelSize = textureSize(TextureSampler, 0);
+	FxaaColor = FxaaPixelShader(uv0, TextureSampler, 1.0/PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);
 
 	#else
-
+	FxaaTex tex;
 	tex = TextureSampler;
 	FxaaColor = FxaaPixelShader(uv0, tex, PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);
 	#endif
diff --git a/plugins/GSdx/res/glsl_source.h b/plugins/GSdx/res/glsl_source.h
index 287c963e26..29d9df3235 100644
--- a/plugins/GSdx/res/glsl_source.h
+++ b/plugins/GSdx/res/glsl_source.h
@@ -2053,9 +2053,9 @@ static const char* fxaa_fx =
 	"float4 FxaaPass(float4 FxaaColor : COLOR0, float2 uv0 : TEXCOORD0)\n"
 	"#endif\n"
 	"{\n"
-	"	FxaaTex tex;\n"
 	"\n"
 	"	#if (SHADER_MODEL >= 0x400)\n"
+	"	FxaaTex tex;\n"
 	"	tex.tex = Texture;\n"
 	"	tex.smpl = TextureSampler;\n"
 	"\n"
@@ -2064,12 +2064,11 @@ static const char* fxaa_fx =
 	"\n"
 	"    #elif (FXAA_GLSL_130 == 1)\n"
 	"\n"
-	"	tex = TextureSampler;\n"
-	"	vec2 PixelSize = textureSize(tex, 0);\n"
-	"	FxaaColor = FxaaPixelShader(uv0, tex, 1.0/PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);\n"
+	"	vec2 PixelSize = textureSize(TextureSampler, 0);\n"
+	"	FxaaColor = FxaaPixelShader(uv0, TextureSampler, 1.0/PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);\n"
 	"\n"
 	"	#else\n"
-	"\n"
+	"	FxaaTex tex;\n"
 	"	tex = TextureSampler;\n"
 	"	FxaaColor = FxaaPixelShader(uv0, tex, PixelSize.xy, FxaaSubpixMax, FxaaEdgeThreshold, FxaaEdgeThresholdMin);\n"
 	"	#endif\n"