diff --git a/src/g_shared/a_sharedglobal.h b/src/g_shared/a_sharedglobal.h
index 9a6f3925d..3ae80040e 100644
--- a/src/g_shared/a_sharedglobal.h
+++ b/src/g_shared/a_sharedglobal.h
@@ -161,7 +161,7 @@ public:
 	int m_Flags;
 	int m_IntensityX, m_IntensityY, m_IntensityZ;
 
-	static int StaticGetQuakeIntensities(AActor *viewer, quakeInfo &a);
+	static int StaticGetQuakeIntensities(AActor *viewer, quakeInfo &qprop);
 
 private:
 	DEarthquake ();