diff --git a/squid/lang/en b/squid/lang/en
index 13c6aa6b9..b93be142c 100644
--- a/squid/lang/en
+++ b/squid/lang/en
@@ -667,6 +667,7 @@ start_ftsq=Failed to start Squid
 start_ecannot=You are not allowed to start Squid
 stop_ftsq=Failed to stop Squid
 stop_ecannot=You are not allowed to stop Squid
+restart_ecannot=You are not allowed to apply the Squid configuration
 
 calamaris_ecannot=You are not allowed to access Calamaris log analysis
 calamaris_title=Calamaris Log Analysis
diff --git a/squid/restart.cgi b/squid/restart.cgi
index 2f7de8e62..790b4297c 100755
--- a/squid/restart.cgi
+++ b/squid/restart.cgi
@@ -10,6 +10,7 @@ our (%text, %in, %access, $squid_version, %config);
 require './squid-lib.pl';
 &ReadParse();
 &error_setup($text{'restart_ftrs'});
+$access{'restart'} || &error($text{'restart_ecannot'});
 my $err = &apply_configuration();
 &error($err) if ($err);
 &webmin_log("apply");