1 files changed, 2 insertions, 2 deletions
diff --git a/src/bin/diffman b/src/bin/diffman
index 40c33cbe17..dbd12e0a57 100755
--- a/src/bin/diffman
+++ b/src/bin/diffman
@@ -52,13 +52,13 @@ printf '%s\n' "$2.XXXXXX" \
 preconv <"$p1" \
 | tbl \
 | eqn -Tutf8 \
-| troff -man -Tutf8 \
+| troff -mandoc -Tutf8 \
 | grotty >"$t1";
 
 preconv <"$p2" \
 | tbl \
 | eqn -Tutf8 \
-| troff -man -Tutf8 \
+| troff -mandoc -Tutf8 \
 | grotty >"$t2";