diff --git a/doc/source/install.rst b/doc/source/install.rst
index 9accc188d567f..fcf497c0146c2 100644
--- a/doc/source/install.rst
+++ b/doc/source/install.rst
@@ -224,7 +224,7 @@ Dependencies
Recommended Dependencies
~~~~~~~~~~~~~~~~~~~~~~~~
-* `numexpr `__: for accelerating certain numerical operations.
+* `numexpr `__: for accelerating certain numerical operations.
``numexpr`` uses multiple cores as well as smart chunking and caching to achieve large speedups.
If installed, must be Version 2.1 or higher.