diff --git a/ChangeLog b/ChangeLog
index ba0a412303..249aa7f320 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Mar 22 17:37:58 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* Makefile.in ({dist,real}clean-ext): fix for removing ext
+	  directories.
+
 Mon Mar 22 09:06:10 2010  Tanaka Akira  <akr@fsij.org>
 
 	* ext/socket/.document: extracted from ext/.document.
diff --git a/Makefile.in b/Makefile.in
index 5bda7a6962..bec0327828 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -259,9 +259,10 @@ clean-ext distclean-ext realclean-ext::
 	set dummy `for dir; do \
 	    find $$dir -name Makefile | sed 's:^\./::;s:/Makefile$$:~:' | sort | sed 's:~$$::'; \
 	done`; shift; \
+	cd ..; \
 	for dir; do \
 	    echo $(@:-ext=)ing "$$dir"; \
-	    (cd "$$dir" && exec $(MAKE) $(MFLAGS) $(@:-ext=)) && \
+	    (cd "ext/$$dir" && exec $(MAKE) $(MFLAGS) $(@:-ext=)) && \
 	    case "$@" in \
 	    *distclean-ext*|*realclean-ext*) \
 		$(RMDIRS) "$$dir";; \