diff --git a/asminc/c64.inc b/asminc/c64.inc
index 2cfc50db4..d131c7860 100644
--- a/asminc/c64.inc
+++ b/asminc/c64.inc
@@ -77,6 +77,8 @@ VIC_SPR_EXP_Y   := $D017
 VIC_SPR_EXP_X   := $D01D
 VIC_SPR_MCOLOR  := $D01C
 VIC_SPR_BG_PRIO := $D01B
+VIC_SPR_COLL    := $D01E
+VIC_SPR_BG_COLL := $D01F
 
 VIC_SPR_MCOLOR0 := $D025
 VIC_SPR_MCOLOR1 := $D026