diff --git a/middleware.go b/middleware.go
index d94b8a1..64573d0 100644
--- a/middleware.go
+++ b/middleware.go
@@ -57,7 +57,7 @@ func parseRequestURL(c *Client, r *Request) error {
 			buf := acquireBuffer()
 			defer releaseBuffer(buf)
 			// search for the next or first opened curly bracket
-			for curr := strings.Index(r.URL, "{"); curr == 0 || curr > prev; curr = prev + strings.Index(r.URL[prev:], "{") {
+			for curr := strings.Index(r.URL, "{"); curr == 0 || curr >= prev; curr = prev + strings.Index(r.URL[prev:], "{") {
 				// write everything from the previous position up to the current
 				if curr > prev {
 					buf.WriteString(r.URL[prev:curr])
diff --git a/request_test.go b/request_test.go
index c4809ed..00127d3 100644
--- a/request_test.go
+++ b/request_test.go
@@ -1827,10 +1827,11 @@ func TestGetPathParamAndPathParams(t *testing.T) {
 
 	c := dc().
 		SetBaseURL(ts.URL).
-		SetPathParam("userId", "sample@sample.com")
+		SetPathParam("userId", "sample@sample.com").
+		SetRawPathParam("details", "/details")
 
 	resp, err := c.R().SetPathParam("subAccountId", "100002").
-		Get("/v1/users/{userId}/{subAccountId}/details")
+		Get("/v1/users/{userId}/{subAccountId}{details}")
 
 	assertError(t, err)
 	assertEqual(t, http.StatusOK, resp.StatusCode())