diff --git a/ChangeLog b/ChangeLog
index 8a6487cfd0..1eea0c3a79 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Sat Mar 28 11:10:32 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* common.mk (ruby.imp): all symbols in static library need to be
+	  exported, so that encoding-extensions can be loaded.  based on a
+	  patch from Yutaka Kanemoto <kinpoco AT gmail.com> a
+	  [ruby-talk:332282].
+
 Sat Mar 28 08:49:47 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* sprintf.c (rb_str_format): checks if named argument given twice.
diff --git a/common.mk b/common.mk
index 3aea9e1ab2..a97ec8b471 100644
--- a/common.mk
+++ b/common.mk
@@ -168,8 +168,8 @@ $(STATIC_RUBY)$(EXEEXT): $(MAINOBJ) $(DLDOBJS) $(EXTOBJS) $(LIBRUBY_A)
 	@$(RM) $@
 	$(PURIFY) $(CC) $(MAINOBJ) $(DLDOBJS) $(EXTOBJS) $(LIBRUBY_A) $(MAINLIBS) $(EXTLIBS) $(LIBS) $(OUTFLAG)$@ $(LDFLAGS) $(XLDFLAGS)
 
-ruby.imp: $(COMMONOBJS)
-	@$(NM) -Pgp $(COMMONOBJS) | awk 'BEGIN{print "#!"}; $$2~/^[BD]$$/{print $$1}' | sort -u -o $@
+ruby.imp: $(OBJS)
+	@$(NM) -Pgp $(OBJS) | awk 'BEGIN{print "#!"}; $$2~/^[BD]$$/{print $$1}' | sort -u -o $@
 
 install: install-nodoc $(RDOCTARGET)
 install-all: install-nodoc install-doc install-capi