diff --git a/internal/asset/shader/world/ssao.frag b/internal/asset/shader/world/ssao.frag
index fac6f9a..ad74c1f 100644
--- a/internal/asset/shader/world/ssao.frag
+++ b/internal/asset/shader/world/ssao.frag
@@ -25,7 +25,7 @@ float fragDepthView;
 
 
 in vec2 fragPosScreen;
-layout (location = 0) out float output;
+layout (location = 0) out float outputColor;
 
 
 // A random number generator from the web.
@@ -74,5 +74,5 @@ void main() {
 		occlusion       += (sampleDepth >= viewpos.z/viewpos.w + bias ? 1.0 : 0.0) * rangeCheck; 
 	}
 
-	output = 1.0 - (occlusion / SSAO_SAMPLE_COUNT);
+	outputColor = 1.0 - (occlusion / SSAO_SAMPLE_COUNT);
 }
diff --git a/internal/asset/shader/world/ssao_blur.frag b/internal/asset/shader/world/ssao_blur.frag
index c36cf9d..888dc44 100644
--- a/internal/asset/shader/world/ssao_blur.frag
+++ b/internal/asset/shader/world/ssao_blur.frag
@@ -1,21 +1,21 @@
 #version 330
 
-uniform sampler2D input;
+uniform sampler2D tex;
 uniform vec2 screenSize;
 
 
 in vec2 fragPosScreen;
-layout (location = 0) out float output;
+layout (location = 0) out float outputColor;
 
 
 void main() {
-	output = 0;
+	outputColor = 0;
 
 	for (int i = -3; i <= 3; i++)
 		for (int j = -3; j <= 3; j++)
-			output += texture(input, fragPosScreen + vec2(i, j) / screenSize).r;
+			outputColor += texture(tex, fragPosScreen + vec2(i, j) / screenSize).r;
 
-	output /= 49.0;
-	output *= output;
+	outputColor /= 49.0;
+	outputColor *= outputColor;
 }
 
diff --git a/internal/render/render_world.go b/internal/render/render_world.go
index d07b6aa..18c753a 100644
--- a/internal/render/render_world.go
+++ b/internal/render/render_world.go
@@ -233,7 +233,7 @@ func (r *WorldRenderer) Init(w *world.World) (err error) {
 	gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST)
 	gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST)
 	gl.FramebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, r.ssao.ambient, 0)
-	r.ssao.blur.shader.SetUniformTextureHandle("input", r.ssao.ambient)
+	r.ssao.blur.shader.SetUniformTextureHandle("tex", r.ssao.ambient)
 	// uniform buffer object for samples
 	ssaoSamples := make([]itype.Vec4f, SSAOSampleCount)
 	for i := range ssaoSamples {