diff --git a/engine/client/p_classic.c b/engine/client/p_classic.c
index ffe79c3a5..47077fea5 100644
--- a/engine/client/p_classic.c
+++ b/engine/client/p_classic.c
@@ -310,9 +310,9 @@ static qboolean PClassic_InitParticles (void)
 			"surfaceparm nodlight\n"
 			"{\n"
 				"if r_part_classic_square\n"
-					"map classicparticle_square\n"
+					"clampmap classicparticle_square\n"
 				"else\n"
-					"map classicparticle\n"
+					"clampmap classicparticle\n"
 				"endif\n"
 				"rgbgen vertex\n"
 				"alphagen vertex\n"