diff --git a/src/game/invitems.c b/src/game/invitems.c
index e7ccc6e43..89c7b0ed4 100644
--- a/src/game/invitems.c
+++ b/src/game/invitems.c
@@ -2848,7 +2848,7 @@ struct weapon invitem_rocketlauncher = {
 	L_GUN_027, // name
 	L_GUN_149, // manufacturer
 	L_GUN_175, // description
-	WEAPONFLAG_AICANUSE | WEAPONFLAG_DUALFLIP | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00002000 | WEAPONFLAG_00004000 | WEAPONFLAG_HASHANDS | WEAPONFLAG_AIMTRACK,
+	WEAPONFLAG_AICANUSE | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00002000 | WEAPONFLAG_00004000 | WEAPONFLAG_HASHANDS | WEAPONFLAG_AIMTRACK,
 };
 
 struct guncmd invanim_slayer_shoot[] = {
@@ -3083,7 +3083,7 @@ struct weapon invitem_devastator = {
 	L_GUN_028, // name
 	L_GUN_149, // manufacturer
 	L_GUN_176, // description
-	WEAPONFLAG_AICANUSE | WEAPONFLAG_DUALFLIP | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00002000 | WEAPONFLAG_00004000 | WEAPONFLAG_HASHANDS,
+	WEAPONFLAG_AICANUSE | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00002000 | WEAPONFLAG_00004000 | WEAPONFLAG_HASHANDS,
 };
 
 struct weaponfunc invfunc_mine_threatdetector = {
@@ -3476,7 +3476,7 @@ struct weapon invitem_grenade = {
 	L_GUN_036, // name
 	L_GUN_000, // manufacturer
 	L_GUN_183, // description
-	WEAPONFLAG_THROWABLE | WEAPONFLAG_00000004 | WEAPONFLAG_ONEHANDED | WEAPONFLAG_AICANUSE | WEAPONFLAG_DUALFLIP | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00000400 | WEAPONFLAG_00002000 | WEAPONFLAG_00008000 | WEAPONFLAG_HASHANDS,
+	WEAPONFLAG_THROWABLE | WEAPONFLAG_00000004 | WEAPONFLAG_ONEHANDED | WEAPONFLAG_AICANUSE | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00000400 | WEAPONFLAG_00002000 | WEAPONFLAG_00008000 | WEAPONFLAG_HASHANDS,
 };
 
 struct weaponfunc_throw invfunc_nbomb_throw = {
@@ -3537,7 +3537,7 @@ struct weapon invitem_nbomb = {
 	L_GUN_037, // name
 	L_GUN_000, // manufacturer
 	L_GUN_184, // description
-	WEAPONFLAG_THROWABLE | WEAPONFLAG_00000004 | WEAPONFLAG_ONEHANDED | WEAPONFLAG_AICANUSE | WEAPONFLAG_DUALFLIP | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00000400 | WEAPONFLAG_00002000 | WEAPONFLAG_00008000 | WEAPONFLAG_HASHANDS | WEAPONFLAG_DETERMINER_S_AN | WEAPONFLAG_DETERMINER_F_AN,
+	WEAPONFLAG_THROWABLE | WEAPONFLAG_00000004 | WEAPONFLAG_ONEHANDED | WEAPONFLAG_AICANUSE | WEAPONFLAG_00000040 | WEAPONFLAG_TRACKTIMEUSED | WEAPONFLAG_00000400 | WEAPONFLAG_00002000 | WEAPONFLAG_00008000 | WEAPONFLAG_HASHANDS | WEAPONFLAG_DETERMINER_S_AN | WEAPONFLAG_DETERMINER_F_AN,
 };
 
 struct gunviscmd gunviscmds_farsight[] = {
@@ -6131,7 +6131,7 @@ struct weapon invitem_rocketlauncher_34 = {
 	L_GUN_027, // name
 	L_GUN_000, // manufacturer
 	L_GUN_000, // description
-	WEAPONFLAG_AICANUSE | WEAPONFLAG_DUALFLIP | WEAPONFLAG_00000040 | WEAPONFLAG_00002000 | WEAPONFLAG_00004000 | WEAPONFLAG_HASHANDS | WEAPONFLAG_AIMTRACK,
+	WEAPONFLAG_AICANUSE | WEAPONFLAG_00000040 | WEAPONFLAG_00002000 | WEAPONFLAG_00004000 | WEAPONFLAG_HASHANDS | WEAPONFLAG_AIMTRACK,
 };
 
 struct guncmd invanim_tester_shoot[] = {