diff --git a/source/src/weapon.cpp b/source/src/weapon.cpp
index b313293f..cd1b2fc2 100644
--- a/source/src/weapon.cpp
+++ b/source/src/weapon.cpp
@@ -372,6 +372,7 @@ physent *new_physent()
     p->k_up = false;
     p->k_down = false;  
     p->jumpnext = false;
+    p->onladder = false;
     p->strafe = 0;
     p->move = 0;