diff --git a/wadsrc/static/actors/constants.txt b/wadsrc/static/actors/constants.txt
index dec149399..8baf2e65c 100644
--- a/wadsrc/static/actors/constants.txt
+++ b/wadsrc/static/actors/constants.txt
@@ -327,6 +327,7 @@ Const Int WARPF_COPYINTERPOLATION = 0x40;
 Const Int WARPF_STOP = 0x80;
 Const Int WARPF_TOFLOOR = 0x100;
 Const Int WARPF_TESTONLY = 0x200;
+Const Int WAPRF_ABSOLUTEPOSITION = 0x400;
 Const Int WARPF_ABSOLUTEPOSITION = 0x400;
 
 // flags for A_SetPitch/SetAngle