diff --git a/components/yaml/yaml_format.rst b/components/yaml/yaml_format.rst
index 46d43a797be..d2b7e62e5d2 100644
--- a/components/yaml/yaml_format.rst
+++ b/components/yaml/yaml_format.rst
@@ -25,7 +25,7 @@ they can also be unquoted:
 
     A string in YAML
 
-    'A singled-quoted string in YAML'
+    'A single-quoted string in YAML'
 
     "A double-quoted string in YAML"