diff --git a/aegisub/Makefile.target b/aegisub/Makefile.target
index b5ed11149..a48b36a9f 100644
--- a/aegisub/Makefile.target
+++ b/aegisub/Makefile.target
@@ -151,6 +151,7 @@ ifeq (yes, $(PRECOMPILED_HEADER))
     CXXFLAGS_GNU_MAKE_SUCKS := $(CXXFLAGS)
     $(OBJ): | $(PRECOMPILED_HEADER_NAME).gch
     $(PRECOMPILED_HEADER_NAME).gch: CXXFLAGS = $(CXXFLAGS_GNU_MAKE_SUCKS)
+    $(PRECOMPILED_HEADER_NAME).gch: $(PRECOMPILED_HEADER_NAME)
   endif
 endif