diff --git a/libraries/effect/src/main/assets/shaders/fragment_shader_separable_convolution_es2.glsl b/libraries/effect/src/main/assets/shaders/fragment_shader_separable_convolution_es2.glsl
index 2093c54aae..5e9357aedc 100644
--- a/libraries/effect/src/main/assets/shaders/fragment_shader_separable_convolution_es2.glsl
+++ b/libraries/effect/src/main/assets/shaders/fragment_shader_separable_convolution_es2.glsl
@@ -15,7 +15,10 @@
 
 precision highp float;
 varying vec2 vTexSamplingCoord;
+// Center position of the function in the lookup texture.
+uniform vec2 uFunctionLookupCenter;
 uniform sampler2D uTexSampler;
+uniform sampler2D uFunctionLookupSampler;
 // 1D function LUT, only 2D due to OpenGL ES 2.0 limitations.
 uniform int uIsHorizontal;
 // Size of one texel in the source image, along the axis of interest.
@@ -32,9 +35,6 @@ uniform float uConvWidthTexels;
 // Need to be able convert steps in source texels to steps in the function
 // lookup texture.
 uniform float uFunctionLookupStepSize;
-// Center position of the function in the lookup texture.
-uniform vec2 uFunctionLookupCenter;
-uniform sampler2D uFunctionLookupSampler;
 
 // Reference Implementation:
 void main() {
diff --git a/libraries/effect/src/main/java/androidx/media3/effect/GaussianBlur.java b/libraries/effect/src/main/java/androidx/media3/effect/GaussianBlur.java
index d92bd6d015..c7a699dba0 100644
--- a/libraries/effect/src/main/java/androidx/media3/effect/GaussianBlur.java
+++ b/libraries/effect/src/main/java/androidx/media3/effect/GaussianBlur.java
@@ -50,8 +50,8 @@ public final class GaussianBlur extends SeparableConvolution {
    * @param sigma The half-width of 1 standard deviation, in pixels.
    */
   public GaussianBlur(float sigma) {
-    this.sigma = sigma;
-    this.numStandardDeviations = 2.0f;
+    this(sigma, /* numStandardDeviations= */ 2.0f);
+    ;
   }
 
   @Override