diff --git a/tagcmp.go b/tagcmp.go
index dec2450..cee2e48 100644
--- a/tagcmp.go
+++ b/tagcmp.go
@@ -289,6 +289,7 @@ func patternMatches(tag string) error {
 // patternCounts determines if tags match unsupported patterns by counting occurences of matches
 func patternCounts(tag string) error {
 	v := regexp.MustCompile(DotPattern)
+	tag = strings.Split(tag, "+")[0]
 	if m := v.FindAllStringIndex(tag, -1); len(m) > 1 {
 		return fmt.Errorf("'%s' is not supported (%s)", tag, DotPattern)
 	}