diff --git a/lib/ansible/modules/web_infrastructure/acme_certificate.py b/lib/ansible/modules/web_infrastructure/acme_certificate.py
index a3a408b3956..07cd9d24542 100644
--- a/lib/ansible/modules/web_infrastructure/acme_certificate.py
+++ b/lib/ansible/modules/web_infrastructure/acme_certificate.py
@@ -190,7 +190,7 @@ options:
     version_added: 2.6
 '''
 
-EXAMPLES = '''
+EXAMPLES = R'''
 ### Example with HTTP challenge ###
 
 - name: Create a challenge for sample.com using a account key from a variable.