diff --git a/rust/rhg/src/main.rs b/rust/rhg/src/main.rs
--- a/rust/rhg/src/main.rs
+++ b/rust/rhg/src/main.rs
@@ -167,7 +167,29 @@
             )
         }
     }
-    let repo_path = early_args.repo.as_deref().map(get_path_from_bytes);
+    let repo_arg = early_args.repo.unwrap_or(Vec::new());
+    let repo_path = {
+        if repo_arg.len() == 0 {
+            None
+        } else {
+            let config_val = non_repo_config.get_str(b"paths", &(repo_arg));
+            if config_val.is_ok() {
+                let val = config_val.unwrap();
+                if !val.is_none() {
+                    let real_val = val.unwrap();
+                    if real_val.len() > 0 {
+                        Some(get_path_from_bytes(val.unwrap().as_bytes()))
+                    } else {
+                        Some(get_path_from_bytes(&repo_arg))
+                    }
+                } else {
+                    Some(get_path_from_bytes(&repo_arg))
+                }
+            } else {
+                Some(get_path_from_bytes(&repo_arg))
+            }
+        }
+    };
     let repo_result = match Repo::find(&non_repo_config, repo_path) {
         Ok(repo) => Ok(repo),
         Err(RepoError::NotFound { at }) if repo_path.is_none() => {
diff --git a/tests/test-globalopts.t b/tests/test-globalopts.t
--- a/tests/test-globalopts.t
+++ b/tests/test-globalopts.t
@@ -65,19 +65,19 @@
 
 -R with path aliases:
 
+  $ cd c
 TODO: add rhg support for path aliases
 #if no-rhg
-  $ cd c
   $ hg -R default identify
   8580ff50825a tip
   $ hg -R relative identify
   8580ff50825a tip
+#endif
   $ echo '[paths]' >> $HGRCPATH
   $ echo 'relativetohome = a' >> $HGRCPATH
   $ HOME=`pwd`/../ hg -R relativetohome identify
   8580ff50825a tip
   $ cd ..
-#endif
 
 #if no-outer-repo