diff --git a/build.gradle.kts b/build.gradle.kts
index c3c21a6..0326489 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -25,7 +25,7 @@ dependencies {
     testImplementation("org.junit.jupiter:junit-jupiter-api:5.10.0")
     testImplementation("org.junit.vintage:junit-vintage-engine:5.10.0")
     testImplementation("org.codehaus.groovy:groovy-all:3.0.19")
-    testImplementation("org.spockframework:spock-core:2.3-groovy-3.0")
+    testImplementation("org.spockframework:spock-core:2.3-groovy-4.0")
     testImplementation("com.github.tomakehurst:wiremock-jre8:2.31.0")
     testImplementation("net.bytebuddy:byte-buddy:1.14.8")
 }