diff --git a/CHANGELOG.md b/CHANGELOG.md
index 36b62cb2..cd14c099 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,8 @@ The **patch** part changes is incremented if multiple releases happen the same m
 
 ### Changed
 
+minifirewall: support protocols in numeric form
+
 ### Fixed
 
 ### Removed
diff --git a/minifirewall/files/check_minifirewall b/minifirewall/files/check_minifirewall
index e14d73f2..bcf70ff8 100644
--- a/minifirewall/files/check_minifirewall
+++ b/minifirewall/files/check_minifirewall
@@ -39,7 +39,7 @@ is_minifirewall_started() {
     if test -x /usr/share/scripts/minifirewall_status; then
       /usr/share/scripts/minifirewall_status > /dev/null
     else
-      /sbin/iptables -L -n | grep -q -E "^(DROP\s+udp|ACCEPT\s+icmp)\s+--\s+0\.0\.0\.0\/0\s+0\.0\.0\.0\/0\s*$"
+      /sbin/iptables -L -n | grep -q -E "^(DROP\s+(udp|17)|ACCEPT\s+(icmp|1)))\s+--\s+0\.0\.0\.0\/0\s+0\.0\.0\.0\/0\s*$"
     fi
   fi
 }