diff --git a/src/g_mapinfo.cpp b/src/g_mapinfo.cpp
index 951b6a346..325f6c2d2 100644
--- a/src/g_mapinfo.cpp
+++ b/src/g_mapinfo.cpp
@@ -1431,7 +1431,7 @@ MapFlagHandlers[] =
 	{ "activateowndeathspecials",		MITYPE_SETFLAG,	LEVEL_ACTOWNSPECIAL, 0 },
 	{ "killeractivatesdeathspecials",	MITYPE_CLRFLAG,	LEVEL_ACTOWNSPECIAL, 0 },
 	{ "missilesactivateimpactlines",	MITYPE_SETFLAG2,	LEVEL2_MISSILESACTIVATEIMPACT, 0 },
-	{ "missileshootersactivetimpactlines",MITYPE_CLRFLAG2,	LEVEL2_MISSILESACTIVATEIMPACT, 0 },
+	{ "missileshootersactivateimpactlines",MITYPE_CLRFLAG2,	LEVEL2_MISSILESACTIVATEIMPACT, 0 },
 	{ "noinventorybar",					MITYPE_SETFLAG,	LEVEL_NOINVENTORYBAR, 0 },
 	{ "deathslideshow",					MITYPE_IGNORE,		0, 0 },
 	{ "strictmonsteractivation",		MITYPE_CLRFLAG2,	LEVEL2_LAXMONSTERACTIVATION, LEVEL2_LAXACTIVATIONMAPINFO },