diff --git a/renderdoc/driver/shaders/spirv/spirv_processor.h b/renderdoc/driver/shaders/spirv/spirv_processor.h
index 0aa37a00e..b59c3ebeb 100644
--- a/renderdoc/driver/shaders/spirv/spirv_processor.h
+++ b/renderdoc/driver/shaders/spirv/spirv_processor.h
@@ -384,7 +384,7 @@ struct ExecutionModes
     DepthNormal,
     DepthGreater,
     DepthLess,
-  } depthMode;
+  } depthMode = DepthNormal;
 
   struct
   {