diff --git a/.gitea/workflows/release.yaml b/.gitea/workflows/release.yaml
index bf9e7e2..8a9fe05 100644
--- a/.gitea/workflows/release.yaml
+++ b/.gitea/workflows/release.yaml
@@ -6,8 +6,8 @@ on:
 
 env:
   ORG_GRADLE_PROJECT_BUILD_VERSION: ${{ gitea.ref_name }}
-  ORG_GRADLE_PROJECT_DEVSOAP_GPG_KEY: ${{ secrets.GPG_DEVSOAP_PRIVATE_KEY }}
-  ORG_GRADLE_PROJECT_DEVSOAP_GPG_PASSWORD: ${{ secrets.GPG_DEVSOAP_PASSPHRASE }}
+  ORG_GRADLE_PROJECT_DEVSOAP_GPG_KEY_BASE64: ${{ secrets.DEVSOAP_GPG_KEY_BASE64 }}
+  ORG_GRADLE_PROJECT_DEVSOAP_GPG_PASSWORD: ${{ secrets.DEVSOAP_GPG_PASSWORD }}
   ORG_GRADLE_PROJECT_SONATYPE_TOKEN: ${{ secrets.SONATYPE_TOKEN }}
   RUNNER_TOOL_CACHE: /toolcache
 
diff --git a/publish.gradle b/publish.gradle
index 20c209e..bf39118 100644
--- a/publish.gradle
+++ b/publish.gradle
@@ -191,6 +191,7 @@ tasks.register('generateChecksumsSha256') {
  * Uploads the ZIP bundle to Maven Central via the Maven Central Portal API
  */
 tasks.register('publishToMavenCentral', Exec) {
+    onlyIf { hasSignatureKey }
     group 'publishing'
     dependsOn(generateMavenCentralBundle)
     executable "curl"