diff --git a/bindings/python/notmuch/query.py b/bindings/python/notmuch/query.py
index a0f4f64b..3419f626 100644
--- a/bindings/python/notmuch/query.py
+++ b/bindings/python/notmuch/query.py
@@ -134,10 +134,10 @@ class Query(object):
         self._assert_query_is_initialized()
         self._exclude_tag(self._query, _str(tagname))
 
-    """notmuch_query_search_threads_st"""
-    _search_threads_st = nmlib.notmuch_query_search_threads_st
-    _search_threads_st.argtypes = [NotmuchQueryP, POINTER(NotmuchThreadsP)]
-    _search_threads_st.restype = c_uint
+    """notmuch_query_search_threads"""
+    _search_threads = nmlib.notmuch_query_search_threads
+    _search_threads.argtypes = [NotmuchQueryP, POINTER(NotmuchThreadsP)]
+    _search_threads.restype = c_uint
 
     def search_threads(self):
         """Execute a query for threads
@@ -155,7 +155,7 @@ class Query(object):
         """
         self._assert_query_is_initialized()
         threads_p = NotmuchThreadsP() # == NULL
-        status = Query._search_threads_st(self._query, byref(threads_p))
+        status = Query._search_threads(self._query, byref(threads_p))
         if status != 0:
             raise NotmuchError(status)
 
diff --git a/bindings/ruby/query.c b/bindings/ruby/query.c
index ce66926c..4b3f1c4f 100644
--- a/bindings/ruby/query.c
+++ b/bindings/ruby/query.c
@@ -138,7 +138,7 @@ notmuch_rb_query_search_threads (VALUE self)
 
     Data_Get_Notmuch_Query (self, query);
 
-    status = notmuch_query_search_threads_st (query, &threads);
+    status = notmuch_query_search_threads (query, &threads);
     if (status)
 	notmuch_rb_status_raise (status);
 
diff --git a/lib/notmuch.h b/lib/notmuch.h
index af4efbc8..601b2e3e 100644
--- a/lib/notmuch.h
+++ b/lib/notmuch.h
@@ -855,24 +855,22 @@ notmuch_query_add_tag_exclude (notmuch_query_t *query, const char *tag);
  * notmuch_threads_destroy function, but there's no good reason
  * to call it if the query is about to be destroyed).
  *
- * @since libnotmuch 4.2 (notmuch 0.20)
+ * @since libnotmuch 5.0 (notmuch 0.25)
  */
 notmuch_status_t
-notmuch_query_search_threads_st (notmuch_query_t *query,
-				 notmuch_threads_t **out);
+notmuch_query_search_threads (notmuch_query_t *query,
+			      notmuch_threads_t **out);
 
 /**
- * Like notmuch_query_search_threads_st, but without a status return.
+ * Deprecated alias for notmuch_query_search_threads.
  *
- * If a Xapian exception occurs this function will return NULL.
- *
- * @deprecated Deprecated as of libnotmuch 4.3 (notmuch 0.21). Please
- * use notmuch_query_search_threads_st instead.
+ * @deprecated Deprecated as of libnotmuch 5 (notmuch 0.25). Please
+ * use notmuch_query_search_threads instead.
  *
  */
-NOTMUCH_DEPRECATED(4,3)
-notmuch_threads_t *
-notmuch_query_search_threads (notmuch_query_t *query);
+NOTMUCH_DEPRECATED(5,0)
+notmuch_status_t
+notmuch_query_search_threads_st (notmuch_query_t *query, notmuch_threads_t **out);
 
 /**
  * Execute a query for messages, returning a notmuch_messages_t object
diff --git a/lib/query.cc b/lib/query.cc
index 59e9141a..2581ee64 100644
--- a/lib/query.cc
+++ b/lib/query.cc
@@ -497,22 +497,15 @@ _notmuch_threads_destructor (notmuch_threads_t *threads)
     return 0;
 }
 
-
-notmuch_threads_t *
-notmuch_query_search_threads (notmuch_query_t *query)
+notmuch_status_t
+notmuch_query_search_threads_st (notmuch_query_t *query, notmuch_threads_t **out)
 {
-    notmuch_status_t status;
-    notmuch_threads_t *threads;
-    status = notmuch_query_search_threads_st (query, &threads);
-    if (status)
-	return NULL;
-    else
-	return threads;
+    return notmuch_query_search_threads(query, out);
 }
 
 notmuch_status_t
-notmuch_query_search_threads_st (notmuch_query_t *query,
-				 notmuch_threads_t **out)
+notmuch_query_search_threads (notmuch_query_t *query,
+			      notmuch_threads_t **out)
 {
     notmuch_threads_t *threads;
     notmuch_messages_t *messages;
diff --git a/notmuch-search.c b/notmuch-search.c
index 8c65d5ad..c6899ffa 100644
--- a/notmuch-search.c
+++ b/notmuch-search.c
@@ -132,7 +132,7 @@ do_search_threads (search_context_t *ctx)
 	    ctx->offset = 0;
     }
 
-    status = notmuch_query_search_threads_st (ctx->query, &threads);
+    status = notmuch_query_search_threads (ctx->query, &threads);
     if (print_status_query("notmuch search", ctx->query, status))
 	return 1;
 
diff --git a/notmuch-show.c b/notmuch-show.c
index 7451d5ab..75fb2849 100644
--- a/notmuch-show.c
+++ b/notmuch-show.c
@@ -947,7 +947,7 @@ do_show (void *ctx,
     notmuch_messages_t *messages;
     notmuch_status_t status, res = NOTMUCH_STATUS_SUCCESS;
 
-    status= notmuch_query_search_threads_st (query, &threads);
+    status= notmuch_query_search_threads (query, &threads);
     if (print_status_query ("notmuch show", query, status))
 	return 1;