diff --git a/lib/flowViewport/usdPlugins/shadersDiscoveryPlugin/shaders/customBasicLightingShader.glslfx b/lib/flowViewport/usdPlugins/shadersDiscoveryPlugin/shaders/customBasicLightingShader.glslfx
index f2cb26fa5..b8dec03ec 100644
--- a/lib/flowViewport/usdPlugins/shadersDiscoveryPlugin/shaders/customBasicLightingShader.glslfx
+++ b/lib/flowViewport/usdPlugins/shadersDiscoveryPlugin/shaders/customBasicLightingShader.glslfx
@@ -190,7 +190,9 @@ surfaceShader(vec4 Peye, vec3 Neye, vec4 color, vec4 patchCoord)
     vec3 ambientColor = vec3(0);//Hardcoded
     //Get the value of the custom color float3 parameter from the material, it is named "FVP_CustomColor"
     vec3 diffuseColor = HdGet_FVP_CustomColor() * vertexColors;//Blend the custom color with the vertex colors
-    vec3 specularColor = vec3(1);//Hardcoded
+    //Hardcoded to something different than 1.0 just to see a change when 
+    //using only indirect lighting and updating the FVP_CustomColor value
+    vec3 specularColor = vec3(0.5);
     
     vec3 n = Neye;
     vec3 e = normalize(-Peye.xyz);
diff --git a/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeDomeLightOnly.png b/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeDomeLightOnly.png
index df9721a4a..c4d2c0fb2 100644
Binary files a/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeDomeLightOnly.png and b/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeDomeLightOnly.png differ
diff --git a/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeUseAllLights.png b/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeUseAllLights.png
index f4781fc76..80a6a24b9 100644
Binary files a/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeUseAllLights.png and b/test/lib/mayaUsd/render/mayaToHydra/CustomShadersNodeTest/testCustomShadersNodeUseAllLights.png differ