diff --git a/src/elements/clst.c b/src/elements/clst.c
index db0eb7c78..33e568610 100644
--- a/src/elements/clst.c
+++ b/src/elements/clst.c
@@ -2,6 +2,7 @@
 
 int update_CLST(UPDATE_FUNC_ARGS) {
 	int r, rx, ry;
+	float cxy;
 	for (rx=-2; rx<3; rx++)
 		for (ry=-2; ry<3; ry++)
 			if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
@@ -16,7 +17,16 @@ int update_CLST(UPDATE_FUNC_ARGS) {
 				}
 				if ((r&0xFF)==PT_CLST)
 				{
-					parts[i].vx += 0.01*rx; parts[i].vy += 0.01*ry;
+				        if(parts[i].temp >= 0 && parts[i].temp <294)
+					cxy = 0.02;
+				        if(parts[i].temp >= 295 && parts[i].temp <349)
+					cxy = 0.01;
+				        if(parts[i].temp >= 250 && parts[i].temp <499)
+					cxy = 0.005;
+				        if(parts[i].temp >= 500)
+					cxy = 0.001;
+					parts[i].vx += cxy*rx;
+					parts[i].vy += cxy*ry;
 				}
 			}
 	return 0;