diff --git a/.github/workflows/continuous-integration-workflow.yml b/.github/workflows/continuous-integration-workflow.yml
index e38213ffc4..2cdaf9418a 100644
--- a/.github/workflows/continuous-integration-workflow.yml
+++ b/.github/workflows/continuous-integration-workflow.yml
@@ -271,7 +271,6 @@ jobs:
           export GRADLE_ENTERPRISE_ACCESS_KEY="$GRADLE_ENTERPRISE_SECRET_ACCESS_KEY"
           echo "Updating $REPO@$VERSION to next snapshot version."
           ./gradlew :updateToSnapshotVersion
-          ./gradlew :spring-security-docs:antoraUpdateVersion
           git commit -am "Next development version"
           git push
   perform_post_release:
diff --git a/docs/spring-security-docs.gradle b/docs/spring-security-docs.gradle
index 2a2a4dbe59..842d3ba684 100644
--- a/docs/spring-security-docs.gradle
+++ b/docs/spring-security-docs.gradle
@@ -38,7 +38,9 @@ tasks.register('generateAntora') {
 			.join('\n')
 		def outputFile = layout.buildDirectory.file('generateAntora/antora.yml').get().asFile
 		mkdir(outputFile.getParentFile())
-		def (mainVersion, prerelease) = project.version.split(/(?=-)/, 2)
+		def components = project.version.split(/(?=-)/)
+		def mainVersion = components[0];
+		def prerelease = components.length > 1 ? components[1] : null
 		def antoraYmlText = file('antora.yml').text
 		layout.buildDirectory.file('.antora.yml').get().asFile.text = antoraYmlText
 		antoraYmlText = antoraYmlText.lines().collect { l ->