diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 416e097..a3e6334 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,6 +28,6 @@ jobs:
       - uses: julia-actions/setup-julia@fa02766e078afaaf09b14210362cee14137e6a32 # v3.0.2
         with:
           version: ${{ matrix.julia-version }}
-      - uses: julia-actions/cache@e32267b41e0fa7df82a3d53e8c7273620d52c586 # v3.4.0
+      - uses: julia-actions/cache@9353db09a0f2bbbdec6f41791918c75d37391b36 # v3.5.0
       - name: Install, build, test
         run: julia --project=. -e 'using Pkg; Pkg.instantiate(); Pkg.build(); Pkg.test()'
diff --git a/.github/workflows/push-email-notify.yml b/.github/workflows/push-email-notify.yml
index dfc3138..10adf05 100644
--- a/.github/workflows/push-email-notify.yml
+++ b/.github/workflows/push-email-notify.yml
@@ -23,7 +23,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Send push notification email
-        uses: hyperpolymath/smtp-notify-action@22e7bdb322c430c1d0dac6b3bb307f4bb139d0be # v0.3.0
+        uses: hyperpolymath/smtp-notify-action@c1c9fa07992a02c1fd3d67a0dc1b08cccb852aef # v0.5.0
         with:
           server_address: ${{ secrets.SMTP_HOST }}
           server_port: ${{ secrets.SMTP_PORT }}