--- configure/RULES.Db	2011-04-01 18:00:15.000000000 +1100
+++ configure/RULES.Db	2011-04-01 18:16:43.000000000 +1100
@@ -109,7 +109,7 @@
 HINC += $(addsuffix .h,$(DBDINC_NAME))
 COMMON_DBDINC += $(addprefix $(COMMON_DIR)/,$(HINC))
 
-DBDDEPENDS_FILES += $(addsuffix $(DEP),$(HINC) $(DBS) \
+DBDDEPENDS_FILES += $(addsuffix $(DEP),$(HINC) $(patsubst $(COMMON_DIR)/%,%,$(COMMON_DBS)) \
                     $(patsubst $(COMMON_DIR)/%,%,$(COMMON_DBDS)))
 
 DBDDEPENDS_FLAGS = $(subst -I,,$(filter-out -S%,$(DBDFLAGS)))