diff --git a/.github/workflows/external_trigger.yml b/.github/workflows/external_trigger.yml
index c25cc3c..a303dcd 100644
--- a/.github/workflows/external_trigger.yml
+++ b/.github/workflows/external_trigger.yml
@@ -26,7 +26,7 @@ jobs:
           echo "> [!NOTE]" >> $GITHUB_STEP_SUMMARY
           echo "> External trigger running off of alpine320 branch. To disable this trigger, add \`python_alpine320\` into the Github organizational variable \`SKIP_EXTERNAL_TRIGGER\`." >> $GITHUB_STEP_SUMMARY
           printf "\n## Retrieving external version\n\n" >> $GITHUB_STEP_SUMMARY
-          EXT_RELEASE=$(echo 3.13.1)
+          EXT_RELEASE=$(curl -u ${{ secrets.CR_USER }}:${{ secrets.CR_PAT }} -sX GET https://api.github.com/repos/python/cpython/tags | jq -r '.[] | select(.name | contains("rc") or contains("a") or contains("b") | not) | .name' | sed 's|^v||g' | sort -rV | head -1)
           echo "Type is \`custom_version_command\`" >> $GITHUB_STEP_SUMMARY
           if grep -q "^python_alpine320_${EXT_RELEASE}" <<< "${SKIP_EXTERNAL_TRIGGER}"; then
             echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
diff --git a/Jenkinsfile b/Jenkinsfile
index 02b3fe0..e5193d4 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -143,7 +143,7 @@ pipeline {
       steps{
         script{
           env.EXT_RELEASE = sh(
-            script: ''' echo 3.13.1 ''',
+            script: ''' curl -sX GET https://api.github.com/repos/python/cpython/tags | jq -r '.[] | select(.name | contains("rc") or contains("a") or contains("b") | not) | .name' | sed 's|^v||g' | sort -rV | head -1 ''',
             returnStdout: true).trim()
             env.RELEASE_LINK = 'custom_command'
         }
diff --git a/jenkins-vars.yml b/jenkins-vars.yml
index bb8fd41..ea269ab 100644
--- a/jenkins-vars.yml
+++ b/jenkins-vars.yml
@@ -3,7 +3,7 @@
 # jenkins variables
 project_name: docker-python
 external_type: na
-custom_version_command: "echo 3.13.1"
+custom_version_command: "curl -sX GET https://api.github.com/repos/python/cpython/tags | jq -r '.[] | select(.name | contains(\"rc\") or contains(\"a\") or contains(\"b\") | not) | .name' | sed 's|^v||g' | sort -rV | head -1"
 release_type: prerelease
 release_tag: alpine320
 ls_branch: alpine320