diff --git a/arm9/source/sha1.c b/arm9/source/sha1.itcm.c
similarity index 100%
rename from arm9/source/sha1.c
rename to arm9/source/sha1.itcm.c
diff --git a/arm9/source/tonccpy.c b/arm9/source/tonccpy.itcm.c
similarity index 100%
rename from arm9/source/tonccpy.c
rename to arm9/source/tonccpy.itcm.c