diff --git a/lib/pure/uri.nim b/lib/pure/uri.nim
index 88420530cc..3d00799243 100644
--- a/lib/pure/uri.nim
+++ b/lib/pure/uri.nim
@@ -465,5 +465,7 @@ when isMainModule:
     doAssert "file:/dir/file".parseUri().isAbsolute() == true
     doAssert "file://localhost/dir/file".parseUri().isAbsolute() == true
     doAssert "https://example.org/URI/resource.txt".parseUri().isAbsolute() == true
-    doAssert "urn:ISSN:1535–3613".parseUri().isAbsolute() == true
+    doAssert "urn:ISSN:1535-3613".parseUri().isAbsolute() == true
+    doAssert "//domain.com/img/logo.png".parseUri().isAbsolute() == false
+
   
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