diff --git a/gradle/buildsrc.libs.versions.toml b/gradle/buildsrc.libs.versions.toml
index 3177c3c6..1e01722b 100644
--- a/gradle/buildsrc.libs.versions.toml
+++ b/gradle/buildsrc.libs.versions.toml
@@ -3,7 +3,7 @@ asciidoctorj = '4.0.2'
 asset-pipeline-gradle = '4.4.0'
 grails-gradle-plugin = '6.1.2'
 webdriver-binaries = '3.2'
-spock = '2.3-groovy-3.0'
+spock = '2.3-groovy-4.0'
 
 [libraries]
 asciidoctorj = { module = 'org.asciidoctor:asciidoctor-gradle-jvm', version.ref = 'asciidoctorj' }
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0dbdae2e..9a3fb939 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -18,7 +18,7 @@ micronaut = '3.10.4'
 selenium = '4.18.1'
 selenium-safari = '4.18.1'
 slf4j = '1.7.36'
-spock = '2.0-groovy-3.0'
+spock = '2.3-groovy-4.0'
 spring = '5.3.33'
 springboot = '2.7.18'
 spring-security = '5.8.11'