diff --git a/aegisub/src/libresrc/Makefile.inc b/aegisub/src/libresrc/Makefile.inc
index b0ff52a1e..d17f0714d 100644
--- a/aegisub/src/libresrc/Makefile.inc
+++ b/aegisub/src/libresrc/Makefile.inc
@@ -9,7 +9,7 @@ HEADER += \
 libresrc/bitmap.cpp libresrc/bitmap.h: ../tools/common-respack
 	../tools/common-respack bitmaps/manifest.respack libresrc/bitmap.cpp libresrc/bitmap.h
 
-libresrc/default_config.cpp libresrc/default_config.h: ../tools/common-respack
+libresrc/default_config.cpp libresrc/default_config.h: ../tools/common-respack libresrc/*.json
 	../tools/common-respack libresrc/manifest.respack libresrc/default_config.cpp libresrc/default_config.h
 
 CLEANFILES += \