diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 1b4b237..aa8c66c 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Dockerfile linter
-        uses: hadolint/hadolint-action@v3.3.0
+        uses: hadolint/hadolint-action@v3.4.0
         # For now, ignoring:
         # DL3008 warning: Pin versions in apt get install (e.g., apt-get install <package>=<version>);
         # DL4006 warning: Set the SHELL option -o pipefail before RUN with a pipe in it; and
@@ -33,12 +33,13 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Dockerfile linter
-        uses: hadolint/hadolint-action@v3.3.0
+        uses: hadolint/hadolint-action@v3.4.0
         # For now, ignoring:
         # DL3008 warning: Pin versions in apt get install (e.g., apt-get install <package>=<version>)
+        # SC3054 warning: Dockerfile-ocudu intentionally uses Bash arrays after declaring Bash via SHELL.
         with:
           dockerfile: Dockerfile-ocudu
-          ignore: DL3008
+          ignore: DL3008,SC3054
 
   hadolint-ue:
     runs-on: ubuntu-latest
@@ -46,7 +47,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Dockerfile linter
-        uses: hadolint/hadolint-action@v3.3.0
+        uses: hadolint/hadolint-action@v3.4.0
         # For now, ignoring:
         # DL3008 warning: Pin versions in apt get install (e.g., apt-get install <package>=<version>)
         with:
@@ -59,7 +60,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Dockerfile linter
-        uses: hadolint/hadolint-action@v3.3.0
+        uses: hadolint/hadolint-action@v3.4.0
         # For now, ignoring:
         # DL3008 warning: Pin versions in apt get install (e.g., apt-get install <package>=<version>)
         with: