diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6d3528e9f652..d00131af25ed 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-12-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR bootstrap/51479
+	* Makefile.in (errors.o): Restored.
+
 2011-12-09  Richard Guenther  <rguenther@suse.de>
 
 	PR lto/48042
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index ae4f4da2b3ea..57e155dc5c6e 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -3423,6 +3423,7 @@ params.o : params.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(COMMON_TARGET_H) \
 pointer-set.o: pointer-set.c pointer-set.h $(CONFIG_H) $(SYSTEM_H)
 hooks.o: hooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(HOOKS_H)
 pretty-print.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h $(PRETTY_PRINT_H)
+errors.o : errors.c $(CONFIG_H) $(SYSTEM_H) errors.h
 dbgcnt.o: dbgcnt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DIAGNOSTIC_CORE_H) $(DBGCNT_H) \
    $(TM_H) $(RTL_H) output.h
 lower-subreg.o : lower-subreg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \