fix typo

diff --git a/debian/rules b/debian/rules
index c211897ff088d97e0cc75d4832496b29321f06f6..7dc2b976c540cd85a9f266e9820b671cab6852e4 100755 (executable)
--- a/debian/rules
+++ b/debian/rules
@@ -16,7 +16,7 @@ clean:
        dh_testdir
        dh_testroot
        rm -f build-stamp
-       [ ! f Makefile ] || make distclean
+       [ ! -f Makefile ] || make distclean
        -test -r /usr/share/misc/config.sub && \
                cp -f /usr/share/misc/config.sub config.sub
        -test -r /usr/share/misc/config.guess && \