diff --git a/usr.bin/man/man.sh b/usr.bin/man/man.sh
index 972f872d3027..5905dc2abe0f 100755
--- a/usr.bin/man/man.sh
+++ b/usr.bin/man/man.sh
@@ -704,7 +704,7 @@ parse_file() {
 				manlocales="$manlocales:$tstr"
 				;;
 		MANCONFIG*)	decho "    MANCONFIG" 3
-				trim "${line#MANCONF}"
+				trim "${line#MANCONFIG}"
 				config_local="$tstr"
 				;;
 		# Set variables in the form of FOO_BAR