diff --git a/docs/mkdocs/docs/api/basic_json/json_base_class_t.md b/docs/mkdocs/docs/api/basic_json/json_base_class_t.md
index e7a0d8d0c..3318cd211 100644
--- a/docs/mkdocs/docs/api/basic_json/json_base_class_t.md
+++ b/docs/mkdocs/docs/api/basic_json/json_base_class_t.md
@@ -21,7 +21,7 @@ The default value for `CustomBaseClass` is `void`. In this case an empty base cl
 #### Limitations
 
 The type `CustomBaseClass` has to be a default-constructible class.
-`basic_json` only supports  copy/move construction/assignment if `CustomBaseClass` does so as well.
+`basic_json` only supports copy/move construction/assignment if `CustomBaseClass` does so as well.
 
 ## Examples