diff --git a/ChangeLog b/ChangeLog
index 5aa24b51..c6f8d8e5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -20,6 +20,8 @@ releases.
 * action.d/bsd-ipfw.conf
     - Make the rule number, the action starts looking for a free slot to insert
       the new rule, configurable (gh-1689)
+    - Replace not posix-compliant grep option: fgrep with `-q` option can cause 
+      141 exit code in some cases (gh-1389)
 * filter.d/apache-overflows.conf:
     - Fixes resources greedy expression (see gh-1790);
     - Rewritten without end-anchor ($), because of potential vulnerability on very long URLs.
diff --git a/config/action.d/bsd-ipfw.conf b/config/action.d/bsd-ipfw.conf
index 65a5e39b..f08905b8 100644
--- a/config/action.d/bsd-ipfw.conf
+++ b/config/action.d/bsd-ipfw.conf
@@ -14,7 +14,7 @@
 # Notes.:  command executed once at the start of Fail2Ban.
 # Values:  CMD
 #
-actionstart = ipfw show | fgrep -q 'table(<table>)' || ( ipfw show | awk 'BEGIN { b = <lowest_rule_num> } { if ($1 < b) {} else if ($1 == b) { b = $1 + 1 } else { e = b } } END { if (e) exit e <br> else exit b }'; num=$?; ipfw -q add $num <blocktype> <block> from table\(<table>\) to me <port>; echo $num > "<startstatefile>" )
+actionstart = ipfw show | fgrep -c -m 1 -s 'table(<table>)' &> /dev/null || ( ipfw show | awk 'BEGIN { b = <lowest_rule_num> } { if ($1 < b) {} else if ($1 == b) { b = $1 + 1 } else { e = b } } END { if (e) exit e <br> else exit b }'; num=$?; ipfw -q add $num <blocktype> <block> from table\(<table>\) to me <port>; echo $num > "<startstatefile>" )
 
 
 # Option:  actionstop