diff --git a/src/servers/app/server/DisplayDriver.h b/src/servers/app/server/DisplayDriver.h
index 98962edbec..cb8518dc39 100644
--- a/src/servers/app/server/DisplayDriver.h
+++ b/src/servers/app/server/DisplayDriver.h
@@ -42,7 +42,7 @@ class ServerBitmap;
 class LayerData;
 
 #ifndef ROUND
-	#define ROUND(a)	( (a-long(a))>=.5)?(long(a)+1):(long(a))
+	#define ROUND(a)	( (long)(a+.5) )
 #endif
 
 /*!