diff --git a/tools/base/requirements.txt b/tools/base/requirements.txt
index 268f131abcafb..0d4622cbd4125 100644
--- a/tools/base/requirements.txt
+++ b/tools/base/requirements.txt
@@ -1217,9 +1217,9 @@ six==1.16.0 \
     #   pyu2f
     #   sphinxcontrib-httpdomain
     #   thrift
-slack-sdk==3.26.2 \
-    --hash=sha256:a10e8ee69ca17d274989d0c2bbecb875f19898da3052d8d57de0898a00b1ab52 \
-    --hash=sha256:bcdac5e688fa50e9357ecd00b803b6a8bad766aa614d35d8dc0636f40adc48bf
+slack-sdk==3.28.0 \
+    --hash=sha256:1a47700ae20566575ce494d1d1b6f594b011d06aad28e3b8e28c052cad1d6c4c \
+    --hash=sha256:e6ece5cb70850492637e002e3b0d26d307939f4a33203b88cb274f7475c9a144
     # via -r requirements.in
 smmap==5.0.1 \
     --hash=sha256:dceeb6c0028fdb6734471eb07c0cd2aae706ccaecab45965ee83f11c8d3b1f62 \