diff --git a/examples/authentication/generate_user_credentials.py b/examples/authentication/generate_user_credentials.py
index 9a137c047..9d6777363 100755
--- a/examples/authentication/generate_user_credentials.py
+++ b/examples/authentication/generate_user_credentials.py
@@ -161,7 +161,7 @@ def parse_raw_query_params(data):
     # Decode the request into a utf-8 encoded string
     decoded = data.decode("utf-8")
     # Use a regular expression to extract the URL query parameters string
-    match = re.search("GET\s\/\?(.*) ", decoded)
+    match = re.search(r"GET\s\/\?(.*) ", decoded)
     params = match.group(1)
     # Split the parameters to isolate the key/value pairs
     pairs = [pair.split("=") for pair in params.split("&")]
diff --git a/google/ads/googleads/config.py b/google/ads/googleads/config.py
index 409bb580c..890f0e68c 100644
--- a/google/ads/googleads/config.py
+++ b/google/ads/googleads/config.py
@@ -206,7 +206,7 @@ def _validate_customer_id(customer_id, id_type):
     """
     if customer_id is not None:
         # Checks that the string is comprised only of 10 digits.
-        pattern = re.compile("^\d{10}", re.ASCII)
+        pattern = re.compile(r"^\d{10}", re.ASCII)
         if not pattern.fullmatch(customer_id):
             raise ValueError(
                 f"The specified {id_type} customer ID is invalid. It must be a "