diff --git a/.github/workflows/jlpkgbutler-ci-master-workflow.yml b/.github/workflows/jlpkgbutler-ci-master-workflow.yml
index 09cff08..8d881dc 100644
--- a/.github/workflows/jlpkgbutler-ci-master-workflow.yml
+++ b/.github/workflows/jlpkgbutler-ci-master-workflow.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: ['1.0', '1.1', '1.2', '1.3', '1.4', '1.5', '1.6', '1.7', '1.8']
+        julia-version: ['1.0', '1.1', '1.2', '1.3', '1.4', '1.5', '1.6', '1.7', '1.8', '1.9']
         julia-arch: [x64, x86]
         os: [ubuntu-latest, windows-latest, macOS-latest]
         exclude:
diff --git a/.github/workflows/jlpkgbutler-ci-pr-workflow.yml b/.github/workflows/jlpkgbutler-ci-pr-workflow.yml
index 9114217..8793bf5 100644
--- a/.github/workflows/jlpkgbutler-ci-pr-workflow.yml
+++ b/.github/workflows/jlpkgbutler-ci-pr-workflow.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: ['1.0', '1.1', '1.2', '1.3', '1.4', '1.5', '1.6', '1.7', '1.8']
+        julia-version: ['1.0', '1.1', '1.2', '1.3', '1.4', '1.5', '1.6', '1.7', '1.8', '1.9']
         julia-arch: [x64, x86]
         os: [ubuntu-latest, windows-latest, macOS-latest]
         exclude: