diff --git a/Quake/r_part.c b/Quake/r_part.c
index 695479cd..da8e5f28 100644
--- a/Quake/r_part.c
+++ b/Quake/r_part.c
@@ -202,8 +202,12 @@ void R_EntityParticles (entity_t *ent)
 
 	if (!avelocities[0][0])
 	{
-		for (i = 0; i < NUMVERTEXNORMALS*3; i++)
-			avelocities[0][i] = (rand() & 255) * 0.01;
+		for (i = 0; i < NUMVERTEXNORMALS; i++)
+		{
+			avelocities[i][0] = (rand() & 255) * 0.01;
+			avelocities[i][1] = (rand() & 255) * 0.01;
+			avelocities[i][2] = (rand() & 255) * 0.01;
+		}
 	}
 
 	for (i = 0; i < NUMVERTEXNORMALS; i++)