diff --git a/docs/envvars.rst b/docs/envvars.rst
index c2d692b9de3..7b56a78b9c2 100644
--- a/docs/envvars.rst
+++ b/docs/envvars.rst
@@ -222,7 +222,7 @@ Core Mesa environment variables
    referencing both the cache DB and its index file. E.g.
    ``MESA_DISK_CACHE_SINGLE_FILE=filename1`` refers to ``filename1.foz``
    and ``filename1_idx.foz``. A limit of 8 DBs can be loaded and this limit
-   is shared with :envvar:`MESA_DISK_CACHE_READ_ONLY_FOZ_DBS_DYNAMIC_LIST.`
+   is shared with :envvar:`MESA_DISK_CACHE_READ_ONLY_FOZ_DBS_DYNAMIC_LIST`.
 
 .. envvar:: MESA_DISK_CACHE_DATABASE