diff --git a/src/doomdef.h b/src/doomdef.h
index e5fa3a48..ff09144e 100644
--- a/src/doomdef.h
+++ b/src/doomdef.h
@@ -507,6 +507,6 @@ extern const char *compdate, *comptime, *comprevision, *compbranch;
 /// on the bright side it fixes some weird issues with translucent walls
 /// \note	SRB2CB port.
 ///      	SRB2CB itself ported this from PrBoom+
-//#define NEWCLIP
+#define NEWCLIP
 
 #endif // __DOOMDEF__