diff --git a/source/games/duke/src/player_d.cpp b/source/games/duke/src/player_d.cpp
index ab060fe74..5d1bef657 100644
--- a/source/games/duke/src/player_d.cpp
+++ b/source/games/duke/src/player_d.cpp
@@ -1595,8 +1595,6 @@ static void operateJetpack(int snum, ESyncBits sb_snum, int psectlotag, int fz,
 			p->posz += j;
 			p->crack_time = 777;
 		}
-		p->posz += j;
-		p->crack_time = 777;
 	}
 
 	int k;