diff --git a/leim/Makefile.in b/leim/Makefile.in
index eaef776334d..aae83b8f424 100644
--- a/leim/Makefile.in
+++ b/leim/Makefile.in
@@ -154,7 +154,7 @@ install: all
 	  rm -rf ${INSTALLDIR}/leim-list.el; \
 	  rm -rf ${INSTALLDIR}/quail ${INSTALLDIR}/skk ; \
 	  echo "Copying leim files to ${INSTALLDIR} ..." ; \
-	  if [ x`(cd ${srcdir}; /bin/pwd)` == x`(/bin/pwd)` ] ; then \
+	  if [ x`(cd ${srcdir}; /bin/pwd)` = x`(/bin/pwd)` ] ; then \
 	    tar -cf - leim-list.el quail skk \
 		| (cd ${INSTALLDIR}; umask 0; tar -xvf - && cat > /dev/null) ;\
 	  else \