diff --git a/src/game/shared/hl2mp/weapon_rpg.cpp b/src/game/shared/hl2mp/weapon_rpg.cpp
index 1859958e3..b67a8092c 100644
--- a/src/game/shared/hl2mp/weapon_rpg.cpp
+++ b/src/game/shared/hl2mp/weapon_rpg.cpp
@@ -454,7 +454,7 @@ void CMissile::IgniteThink( void )
 	SetModel("models/weapons/w_missile.mdl");
 	UTIL_SetSize( this, vec3_origin, vec3_origin );
  	RemoveSolidFlags( FSOLID_NOT_SOLID );
-
+	AddEFlags( EFL_NO_WATER_VELOCITY_CHANGE );
 	//TODO: Play opening sound
 
 	Vector vecForward;