diff --git a/tests/unittests/tests-uri_parser/tests-uri_parser.c b/tests/unittests/tests-uri_parser/tests-uri_parser.c
index 73772aba10..af108e0c77 100644
--- a/tests/unittests/tests-uri_parser/tests-uri_parser.c
+++ b/tests/unittests/tests-uri_parser/tests-uri_parser.c
@@ -216,15 +216,15 @@ static const validate_t validate_uris[] = {
         0),
     VEC("coap://R@////////////////7///v=1",
         true,
+        "coap",
+        "R",
         "",
         "",
         "",
         "",
+        "////////////////7///v=1",
         "",
-        "",
-        "",
-        "",
-        -1),
+        0),
     VEC("coa[:////[2001:db5ow:5own/Ov=1",
         false,
         "",
@@ -412,6 +412,17 @@ static const validate_t validate_uris[] = {
         "",
         "",
         0),
+    VEC("A://@",
+        true,
+        "A",
+        "",
+        "",
+        "",
+        "",
+        "",
+        "",
+        "",
+        0),
 };
 
 static char _failure_msg[VEC_MSG_LEN];