1 files changed, 1 insertions, 1 deletions
diff --git a/gmdiff b/gmdiff
index 2e078548..d5b1f2a7 100644
--- a/gmdiff
+++ b/gmdiff
@@ -43,7 +43,7 @@ while [ -n "$1" ]; do
   shift
   echo " ========== $file ========== "
   $ROFF -mandoc $file 2> /tmp/roff.err > /tmp/roff.out
-  ${MANDOC:=mandoc} -Ios='OpenBSD ports' $MOPT $file \
+  ${MANDOC:=mandoc} -Ios=OpenBSD $MOPT $file \
     2> /tmp/mandoc.err > /tmp/mandoc.out
   for i in roff mandoc; do
     [ -s /tmp/$i.err ] && echo "$i errors:" && cat /tmp/$i.err