diff --git a/css - the complete guide/11. adding_and_styling_forms.md b/css - the complete guide/11. adding_and_styling_forms.md
index d566942..8ac23cf 100644
--- a/css - the complete guide/11. adding_and_styling_forms.md	
+++ b/css - the complete guide/11. adding_and_styling_forms.md	
@@ -65,7 +65,7 @@ We can also select attributes with a prefix value, e.g. `[lang|="en"]` means ele
 
 | Element with Attributes | Element with Specific Attribute Value | Element with Specific Attribute Value in List | Element with Specific Attribute Value/Value- |
 | --- | --- | --- | --- |
-| `[type] { color: red; }` | `[type="email"] { color: red; }` | `[lang~="en-us"] { color: red; }` | `[lang|="en"] { color: red; }` |
+| `[type] { color: red; }` | `[type="email"] { color: red; }` | `[lang~="en-us"] { color: red; }` | `[lang\|="en"] { color: red; }` |
 | `<input type="text">` | `<input type="email">` | `<p lang="en-us en-gb">Hi!</p>` | `<p lang="en-us">Hi!</p>` |
 
 
@@ -197,4 +197,4 @@ To style a button element with `disabled` attribute, to give the user a clear fe
     background: #ccc;
     color: #a1a1a1;
 }
-```
\ No newline at end of file
+```