diff --git a/path.go b/path.go
index 927a97aa..6ea02951 100644
--- a/path.go
+++ b/path.go
@@ -437,10 +437,12 @@ func (routeParser *routeParser) getMatch(detectionPath, path string, params *[ma
 			// take over the params positions
 			params[paramsIterator] = path[:i]
 
-			// check constraint
-			for _, c := range segment.Constraints {
-				if matched := c.CheckConstraint(params[paramsIterator]); !matched {
-					return false
+			if !(segment.IsOptional && i == 0) {
+				// check constraint
+				for _, c := range segment.Constraints {
+					if matched := c.CheckConstraint(params[paramsIterator]); !matched {
+						return false
+					}
 				}
 			}
 
diff --git a/path_test.go b/path_test.go
index 5e89e1a8..a702eaa2 100644
--- a/path_test.go
+++ b/path_test.go
@@ -597,6 +597,12 @@ func Test_Path_matchParams(t *testing.T) {
 		{url: "/api/v1/2005-1101/paach", params: nil, match: false},
 		{url: "/api/v1/2005-11-01/peach", params: []string{"2005-11-01", "peach"}, match: true},
 	})
+	testCase("/api/v1/:param<int>?", []testparams{
+		{url: "/api/v1/entity", params: nil, match: false},
+		{url: "/api/v1/8728382", params: []string{"8728382"}, match: true},
+		{url: "/api/v1/true", params: nil, match: false},
+		{url: "/api/v1/", params: []string{""}, match: true},
+	})
 }
 
 func Test_Utils_GetTrimmedParam(t *testing.T) {
@@ -851,4 +857,10 @@ func Benchmark_Path_matchParams(t *testing.B) {
 		{url: "/api/v1/2005-1101/paach", params: nil, match: false},
 		{url: "/api/v1/2005-11-01/peach", params: []string{"2005-11-01", "peach"}, match: true},
 	})
+	benchCase("/api/v1/:param<int>?", []testparams{
+		{url: "/api/v1/entity", params: nil, match: false},
+		{url: "/api/v1/8728382", params: []string{"8728382"}, match: true},
+		{url: "/api/v1/true", params: nil, match: false},
+		{url: "/api/v1/", params: []string{""}, match: true},
+	})
 }