diff --git a/includes.asm b/includes.asm
index a2142d644..865990190 100644
--- a/includes.asm
+++ b/includes.asm
@@ -1,4 +1,4 @@
-GEN_2_GRAPHICS EQU 1
+DEF GEN_2_GRAPHICS EQU 1
 
 INCLUDE "macros/asserts.asm"
 INCLUDE "macros/const.asm"
diff --git a/rgbdscheck.asm b/rgbdscheck.asm
index e06e1707a..1b82377c4 100644
--- a/rgbdscheck.asm
+++ b/rgbdscheck.asm
@@ -1,8 +1,8 @@
-MAJOR EQU 0
-MINOR EQU 6
-PATCH EQU 0
+DEF MAJOR EQU 0
+DEF MINOR EQU 6
+DEF PATCH EQU 0
 
-WRONG_RGBDS EQUS "fail \"pokered requires rgbds v0.6.0 or newer.\""
+DEF WRONG_RGBDS EQUS "fail \"pokered requires rgbds v0.6.0 or newer.\""
 
 IF !DEF(__RGBDS_MAJOR__) || !DEF(__RGBDS_MINOR__) || !DEF(__RGBDS_PATCH__)
 	WRONG_RGBDS