diff --git a/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js b/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js
index 9d3c008ecaee2e6f5f73305f04c92a91f85ae97d..ae03c7f8f3f7a0de6ca2220d3e4eee2c7b231192 100644
--- a/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js
+++ b/src/renderers/shaders/ShaderChunk/transmission_fragment.glsl.js
@@ -20,7 +20,7 @@ export default /* glsl */`
 	vec3 v = normalize( cameraPosition - pos );
 	vec3 n = inverseTransformDirection( normal, viewMatrix );
 
-	vec3 transmission = transmissionFactor * getIBLVolumeRefraction(
+	vec3 transmission = getIBLVolumeRefraction(
 		n, v, roughnessFactor, material.diffuseColor, material.specularColor,
 		pos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,
 		attenuationTint, attenuationDistance );