diff --git a/AUTHORS b/AUTHORS
index 6e0c9a5..6ae80f8 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -25,4 +25,5 @@ Thanks to:
     * Jacob Kaplan-Moss for pointing out that write permission shouldn't be required for searching.
     * glassresistor for assistance troubleshooting an issue with boosting a phrase query & a patch to make weighting schemes overridable.
     * James Addison for helping to debug an intermittent issue with `order_by` and `build_schema`.
-    * Michael Opitz for a patch that enables support for `inmemorydb`.
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+    * Michael Opitz for a patch that enables support for `inmemorydb`.
+    * kirov for a patch that adds `HAYSTACK_XAPIAN_LANGUAGE` used for setting the stemming language.
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