diff --git a/Makefile b/Makefile
index f6c098e749..c0610200f4 100644
--- a/Makefile
+++ b/Makefile
@@ -487,8 +487,8 @@ endif
 ASSET_BIN_DIRS_COMMITTED := $(shell find assets -type d -not -path "assets/xml*" -not -path "assets/audio*" -not -path assets/text)
 ASSET_BIN_DIRS := $(ASSET_BIN_DIRS_EXTRACTED) $(ASSET_BIN_DIRS_COMMITTED)
 
-ASSET_FILES_BIN_EXTRACTED := $(foreach dir,$(ASSET_BIN_DIRS_EXTRACTED),$(wildcard $(dir)/*.bin))
-ASSET_FILES_BIN_COMMITTED := $(foreach dir,$(ASSET_BIN_DIRS_COMMITTED),$(wildcard $(dir)/*.bin))
+ASSET_FILES_BIN_EXTRACTED := $(foreach dir,$(ASSET_BIN_DIRS_EXTRACTED),$(wildcard $(dir)/*.u8.bin))
+ASSET_FILES_BIN_COMMITTED := $(foreach dir,$(ASSET_BIN_DIRS_COMMITTED),$(wildcard $(dir)/*.u8.bin))
 ASSET_FILES_OUT := $(foreach f,$(ASSET_FILES_BIN_EXTRACTED:.bin=.inc.c),$(f:$(EXTRACTED_DIR)/%=$(BUILD_DIR)/%)) \
                    $(foreach f,$(ASSET_FILES_BIN_COMMITTED:.bin=.inc.c),$(BUILD_DIR)/$f)