diff --git a/Makefile.am b/Makefile.am
index 25f8513..c0ce7a9 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -23,6 +23,8 @@ EXTRA_DIST = LICENSE ChangeLog.v1 ChangeLog.libgcj			\
 	libffi.xcodeproj/project.pbxproj				\
 	libtool-ldflags libtool-version configure.host
 
+# local.exp is generated by configure
+DISTCLEANFILES = local.exp
 
 ## ################################################################