diff --git a/import_map.json b/import_map.json
index 53d8693..122ca0d 100644
--- a/import_map.json
+++ b/import_map.json
@@ -1,6 +1,6 @@
 {
   "imports": {
-    "deno-slack-sdk/": "https://deno.land/x/deno_slack_sdk@2.4.1/",
+    "deno-slack-sdk/": "https://deno.land/x/deno_slack_sdk@2.5.0/",
     "deno-slack-api/": "https://deno.land/x/deno_slack_api@2.1.2/",
     "std/": "https://deno.land/std@0.183.0/",
     "mock-fetch/": "https://deno.land/x/mock_fetch@0.3.0/"