diff --git a/v2/thirdparty/custom-ui/thirdparty-login.mdx b/v2/thirdparty/custom-ui/thirdparty-login.mdx
index 425651447..9e98ad4a4 100644
--- a/v2/thirdparty/custom-ui/thirdparty-login.mdx
+++ b/v2/thirdparty/custom-ui/thirdparty-login.mdx
@@ -553,7 +553,7 @@ def override_thirdparty_apis(original_implementation: APIInterface):
             query_string = "&".join(query_items)
 
             # Refer to the README of sign_in_with_apple to understand what this url is
-            redirect_url = f"intent://callback?${query_string}#Intent;package=YOUR.PACKAGE.IDENTIFIER;scheme=signinwithapple;end"
+            redirect_url = "intent://callback?" + query_string + "#Intent;package=YOUR.PACKAGE.IDENTIFIER;scheme=signinwithapple;end"
 
             api_options.response.set_header("Location", redirect_url)
             api_options.response.set_status_code(303)
diff --git a/v2/thirdpartyemailpassword/custom-ui/thirdparty-login.mdx b/v2/thirdpartyemailpassword/custom-ui/thirdparty-login.mdx
index c15150fa3..ac1bf9cdc 100644
--- a/v2/thirdpartyemailpassword/custom-ui/thirdparty-login.mdx
+++ b/v2/thirdpartyemailpassword/custom-ui/thirdparty-login.mdx
@@ -556,7 +556,7 @@ def override_thirdparty_apis(original_implementation: APIInterface):
             query_string = "&".join(query_items)
 
             # Refer to the README of sign_in_with_apple to understand what this url is
-            redirect_url = f"intent://callback?${query_string}#Intent;package=YOUR.PACKAGE.IDENTIFIER;scheme=signinwithapple;end"
+            redirect_url = "intent://callback?" + query_string + "#Intent;package=YOUR.PACKAGE.IDENTIFIER;scheme=signinwithapple;end"
 
             api_options.response.set_header("Location", redirect_url)
             api_options.response.set_status_code(303)
diff --git a/v2/thirdpartypasswordless/custom-ui/thirdparty-login.mdx b/v2/thirdpartypasswordless/custom-ui/thirdparty-login.mdx
index db70c12c4..e21d8894c 100644
--- a/v2/thirdpartypasswordless/custom-ui/thirdparty-login.mdx
+++ b/v2/thirdpartypasswordless/custom-ui/thirdparty-login.mdx
@@ -556,7 +556,7 @@ def override_thirdparty_apis(original_implementation: APIInterface):
             query_string = "&".join(query_items)
 
             # Refer to the README of sign_in_with_apple to understand what this url is
-            redirect_url = f"intent://callback?${query_string}#Intent;package=YOUR.PACKAGE.IDENTIFIER;scheme=signinwithapple;end"
+            redirect_url = "intent://callback?" + query_string + "#Intent;package=YOUR.PACKAGE.IDENTIFIER;scheme=signinwithapple;end"
 
             api_options.response.set_header("Location", redirect_url)
             api_options.response.set_status_code(303)