diff --git a/pom.xml b/pom.xml
index d074dfd..2c2bf47 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
     <jacoco.version>0.8.4</jacoco.version>
     <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
     <jackson.version>2.13.5</jackson.version>
-    <spock-core.version>1.1-groovy-2.4</spock-core.version>
+    <spock-core.version>1.3-groovy-2.5</spock-core.version>
     <groovy.version>2.5.14</groovy.version>
   </properties>
 
@@ -172,7 +172,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-surefire-plugin</artifactId>
-        <version>3.0.0-M5</version>
+        <version>2.22.0</version>
         <configuration>
           <systemPropertyVariables>
             <jacoco-agent.destfile>${project.build.directory}/coverage.exec</jacoco-agent.destfile>