diff --git a/tools/base/requirements.txt b/tools/base/requirements.txt
index 268f131abcafb..7e1a682585951 100644
--- a/tools/base/requirements.txt
+++ b/tools/base/requirements.txt
@@ -700,7 +700,9 @@ google-apitools==0.5.32 \
 google-auth[aiohttp]==2.27.0 \
     --hash=sha256:8e4bad367015430ff253fe49d500fdc3396c1a434db5740828c728e45bcce245 \
     --hash=sha256:e863a56ccc2d8efa83df7a80272601e43487fa9a728a376205c86c26aaefa821
-    # via gsutil
+    # via
+    #   google-auth
+    #   gsutil
 google-reauth==0.1.1 \
     --hash=sha256:cb39074488d74c8853074dde47368bbf8f739d4a4338b89aab696c895b6d8368 \
     --hash=sha256:f9f6852a55c2c5453d581cd01f3d1278e86147c03d008409800390a834235892
@@ -1061,6 +1063,7 @@ pyjwt[crypto]==2.8.0 \
     # via
     #   gidgethub
     #   pygithub
+    #   pyjwt
 pylsqpack==0.3.18 \
     --hash=sha256:005ddce84bdcbf5c3cf99f764504208e1aa0a91a8331bf47108f2708f2a315e6 \
     --hash=sha256:06e1bbe47514b83cd03158e5558ef8cc44f578169c1820098be9f3cc4137f16a \
@@ -1217,9 +1220,9 @@ six==1.16.0 \
     #   pyu2f
     #   sphinxcontrib-httpdomain
     #   thrift
-slack-sdk==3.26.2 \
-    --hash=sha256:a10e8ee69ca17d274989d0c2bbecb875f19898da3052d8d57de0898a00b1ab52 \
-    --hash=sha256:bcdac5e688fa50e9357ecd00b803b6a8bad766aa614d35d8dc0636f40adc48bf
+slack-sdk==3.27.1 \
+    --hash=sha256:85d86b34d807c26c8bb33c1569ec0985876f06ae4a2692afba765b7a5490d28c \
+    --hash=sha256:c108e509160cf1324c5c8b1f47ca52fb5e287021b8caf9f4ec78ad737ab7b1d9
     # via -r requirements.in
 smmap==5.0.1 \
     --hash=sha256:dceeb6c0028fdb6734471eb07c0cd2aae706ccaecab45965ee83f11c8d3b1f62 \