diff --git a/com.unity.render-pipelines.high-definition/Runtime/Lighting/VolumetricLighting/DensityVolume.cs b/com.unity.render-pipelines.high-definition/Runtime/Lighting/VolumetricLighting/DensityVolume.cs
index 599aba5c11f..6f7f75102ce 100644
--- a/com.unity.render-pipelines.high-definition/Runtime/Lighting/VolumetricLighting/DensityVolume.cs
+++ b/com.unity.render-pipelines.high-definition/Runtime/Lighting/VolumetricLighting/DensityVolume.cs
@@ -172,7 +172,7 @@ internal void PrepareParameters(bool animate, float time)
             //Texture has been updated notify the manager
             bool updated = previousVolumeMask != parameters.volumeMask;
 #if UNITY_EDITOR
-            int newMaskHash = parameters.volumeMask.imageContentsHash.GetHashCode();
+            int newMaskHash = parameters.volumeMask ? parameters.volumeMask.imageContentsHash.GetHashCode() : 0;
             updated |= newMaskHash != volumeMaskHash;
 #endif