diff --git a/src/p_spec.c b/src/p_spec.c
index 8f93b84a1..2771c85f7 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -3463,7 +3463,7 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
 				INT32 promptnum = max(0, (sides[line->sidenum[0]].textureoffset>>FRACBITS)-1);
 				INT32 pagenum = max(0, (sides[line->sidenum[0]].rowoffset>>FRACBITS)-1);
 
-				boolean closetextprompt = (line->flags & ML_EFFECT2);
+				boolean closetextprompt = (line->flags & ML_BLOCKMONSTERS);
 
 				if (closetextprompt)
 					F_EndTextPrompt();
@@ -3474,9 +3474,10 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
 				INT32 postexectag = (line->sidenum[1] != 0xFFFF) ? abs(sides[line->sidenum[1]].textureoffset>>FRACBITS) : 0;
 				INT32 closedelay = (line->sidenum[1] != 0xFFFF) ? abs(sides[line->sidenum[1]].rowoffset>>FRACBITS) : 0;
 
-				boolean blockcontrols = !(line->flags & ML_BLOCKMONSTERS);
 				boolean runpostexec = (line->flags & ML_EFFECT1);
-				boolean freezethinkers = (line->flags & ML_TFERLINE);
+				boolean blockcontrols = !(line->flags & ML_EFFECT2);
+				boolean freezetimer = !(line->flags & ML_EFFECT3);
+				boolean freezethinkers = (line->flags & ML_EFFECT4);
 
 				// if (closetextprompt && !promptnum)
 				// 	F_EndTextPrompt(closedelay, runpostexec ? postexectag : 0, mo);