diff --git a/ddclient.in b/ddclient.in
index 60858cd..44d27bd 100755
--- a/ddclient.in
+++ b/ddclient.in
@@ -2358,7 +2358,7 @@ sub logmsg {
     chomp($buffer);
 
     my $prefix = $args{label};
-    $prefix = sprintf "%-8s ", $prefix if $prefix;
+    $prefix = sprintf("%-8s ", $prefix . ':') if $prefix;
     if ($file) {
         $prefix .= "file $file";
         $prefix .= ", line $lineno" if $lineno;
@@ -2383,12 +2383,12 @@ sub logmsg {
     }
 }
 sub _logmsg_fmt { return (@_ > 1) ? sprintf(shift, @_) : shift; }
-sub info    { logmsg(email => 1, label => 'INFO:',    _logmsg_fmt(@_)) if opt('verbose'); }
-sub debug   { logmsg(            label => 'DEBUG:',   _logmsg_fmt(@_)) if opt('debug'); }
-sub warning { logmsg(email => 1, label => 'WARNING:', _logmsg_fmt(@_)); }
-sub fatal   { logmsg(email => 1, label => 'FATAL:',   _logmsg_fmt(@_)); sendmail(); exit(1); }
-sub success { logmsg(email => 1, label => 'SUCCESS:', _logmsg_fmt(@_)); }
-sub failed  { logmsg(email => 1, label => 'FAILED:',  _logmsg_fmt(@_)); $result = 'FAILED'; }
+sub info    { logmsg(email => 1, label => 'INFO',    _logmsg_fmt(@_)) if opt('verbose'); }
+sub debug   { logmsg(            label => 'DEBUG',   _logmsg_fmt(@_)) if opt('debug'); }
+sub warning { logmsg(email => 1, label => 'WARNING', _logmsg_fmt(@_)); }
+sub fatal   { logmsg(email => 1, label => 'FATAL',   _logmsg_fmt(@_)); sendmail(); exit(1); }
+sub success { logmsg(email => 1, label => 'SUCCESS', _logmsg_fmt(@_)); }
+sub failed  { logmsg(email => 1, label => 'FAILED',  _logmsg_fmt(@_)); $result = 'FAILED'; }
 
 sub prettytime { return scalar(localtime(shift)); }
 
diff --git a/t/logmsg.pl b/t/logmsg.pl
index 8a3d9f3..5f2fd6e 100644
--- a/t/logmsg.pl
+++ b/t/logmsg.pl
@@ -54,22 +54,22 @@ my @test_cases = (
     },
     {
         desc => 'single-line label',
-        args => [label => 'LBL:', 'foo'],
+        args => [label => 'LBL', 'foo'],
         want => "LBL:     > foo\n",
     },
     {
         desc => 'multi-line label',
-        args => [label => 'LBL:', "foo\nbar"],
+        args => [label => 'LBL', "foo\nbar"],
         want => "LBL:     > foo\nLBL:       bar\n",
     },
     {
         desc => 'single-line long label',
-        args => [label => 'VERY LONG LABEL:', 'foo'],
+        args => [label => 'VERY LONG LABEL', 'foo'],
         want => "VERY LONG LABEL: > foo\n",
     },
     {
         desc => 'multi-line long label',
-        args => [label => 'VERY LONG LABEL:', "foo\nbar"],
+        args => [label => 'VERY LONG LABEL', "foo\nbar"],
         want => "VERY LONG LABEL: > foo\nVERY LONG LABEL:   bar\n",
     },
     {
@@ -87,14 +87,14 @@ my @test_cases = (
     },
     {
         desc => 'single line, label, file, and line number',
-        args => [label => 'LBL:', 'foo'],
+        args => [label => 'LBL', 'foo'],
         file => 'name',
         lineno => 42,
         want => "LBL:     file name, line 42: > foo\n",
     },
     {
         desc => 'multiple lines, label, file, and line number',
-        args => [label => 'LBL:', "foo\nbar"],
+        args => [label => 'LBL', "foo\nbar"],
         file => 'name',
         lineno => 42,
         want => "LBL:     file name, line 42: > foo\nLBL:     file name, line 42:   bar\n",