diff --git a/renderdoc/driver/gl/gl_debug.cpp b/renderdoc/driver/gl/gl_debug.cpp
index 17005df72..eb0501545 100644
--- a/renderdoc/driver/gl/gl_debug.cpp
+++ b/renderdoc/driver/gl/gl_debug.cpp
@@ -740,6 +740,7 @@ void GLReplay::DeleteDebugData()
       gl.glDeleteProgram(DebugData.histogramProgram[idx]);
 
       gl.glDeleteProgram(DebugData.minmaxResultProgram[i]);
+      DebugData.minmaxResultProgram[i] = 0;
     }
   }