diff --git a/subprojects/groovy-cli-picocli/src/test/groovy/groovy/cli/picocli/CliBuilderTest.groovy b/subprojects/groovy-cli-picocli/src/test/groovy/groovy/cli/picocli/CliBuilderTest.groovy
index 901066a..b1adab8 100644
--- a/subprojects/groovy-cli-picocli/src/test/groovy/groovy/cli/picocli/CliBuilderTest.groovy
+++ b/subprojects/groovy-cli-picocli/src/test/groovy/groovy/cli/picocli/CliBuilderTest.groovy
@@ -1065,7 +1065,7 @@
     }
 
     // GROOVY-9519
-    testIntOptionWithDefaultZeroShouldNotConvertToBooleanFalse() {
+    void testIntOptionWithDefaultZeroShouldNotConvertToBooleanFalse() {
         def cli = new CliBuilder()
         cli.i(type: Integer, longOpt: 'intTest', required: false, args: 1, defaultValue: '0', 'Testing integer with default value 0')