diff --git a/internal/conf/configuration_test.go b/internal/conf/configuration_test.go
index 0941b326e..259b600a5 100644
--- a/internal/conf/configuration_test.go
+++ b/internal/conf/configuration_test.go
@@ -261,18 +261,16 @@ func TestValidate(t *testing.T) {
 	}
 	cases := []testCase{
 		{
-			val: &APIConfiguration{ExternalURL: "http://localhost"},
+			val: &APIConfiguration{},
+			err: `parse "": empty url`,
 		},
 		{
-			val: &APIConfiguration{ExternalURL: "invalid"},
-			err: `parse "invalid": invalid URI for request`,
+			val: &APIConfiguration{ExternalURL: "http://localhost"},
 		},
-
 		{
 			val: &APIConfiguration{ExternalURL: "invalid"},
 			err: `parse "invalid": invalid URI for request`,
 		},
-
 		{
 			val: &CustomOAuthConfiguration{},
 		},