diff --git a/docs/changelog/135934.yaml b/docs/changelog/135934.yaml
new file mode 100644
index 0000000000000..6be1e04e0092f
--- /dev/null
+++ b/docs/changelog/135934.yaml
@@ -0,0 +1,6 @@
+pr: 135934
+summary: Move can-match thread from transport thread to search coordinator thread
+area: Search
+type: bug
+issues:
+ - 134959
diff --git a/server/src/main/java/org/elasticsearch/action/search/SearchTransportService.java b/server/src/main/java/org/elasticsearch/action/search/SearchTransportService.java
index fc885f7562a80..c53a7c2795eb1 100644
--- a/server/src/main/java/org/elasticsearch/action/search/SearchTransportService.java
+++ b/server/src/main/java/org/elasticsearch/action/search/SearchTransportService.java
@@ -452,7 +452,7 @@ public static void registerRequestHandler(
 
         transportService.registerRequestHandler(
             QUERY_ACTION_NAME,
-            EsExecutors.DIRECT_EXECUTOR_SERVICE,
+            transportService.getThreadPool().executor(ThreadPool.Names.SEARCH_COORDINATION),
             ShardSearchRequest::new,
             (request, channel, task) -> searchService.executeQueryPhase(
                 request,