diff --git a/src/p_effect.cpp b/src/p_effect.cpp
index 249ba80f96..422fec6f15 100644
--- a/src/p_effect.cpp
+++ b/src/p_effect.cpp
@@ -587,7 +587,7 @@ void P_DrawSplash2 (int count, const DVector3 &pos, DAngle angle, int updown, in
 		break;
 	}
 
-	zvel = -0.5;
+	zvel = -1./512.;
 	zspread = updown ? -6000 / 65536. : 6000 / 65536.;
 	zadd = (updown == 2) ? 128 : 0;