diff --git a/doc/whats_new.rst b/doc/whats_new.rst
index 8724565ed2713..ddd58975f5dfa 100644
--- a/doc/whats_new.rst
+++ b/doc/whats_new.rst
@@ -296,7 +296,7 @@ Enhancements
      :func:`utils.sparse_func.incr_mean_variance_axis` by supporting cython
      fused types. By `YenChen Lin`_.
 
-   - The :func: `ignore_warnings` now accept a category argument to ignore only
+   - The :func:`ignore_warnings` now accept a category argument to ignore only
      the warnings of a specified type. By `Thierry Guillemot`_.
 
    - The new ``cv_results_`` attribute of :class:`model_selection.GridSearchCV`