diff --git a/build.gradle b/build.gradle
index ed15602628..b62177d48f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -718,6 +718,7 @@ task unpickIntermediaryJar(type: JavaExec, dependsOn: [mapIntermediaryJar, "cons
 	group "unpick"
 
 	main "daomephsta.unpick.cli.Main"
+	systemProperty "java.util.logging.config.file", file('unpick-logging.properties')
 	classpath configurations.unpick
 
 	doFirst {
diff --git a/unpick-logging.properties b/unpick-logging.properties
new file mode 100644
index 0000000000..bd90026f81
--- /dev/null
+++ b/unpick-logging.properties
@@ -0,0 +1,2 @@
+unpick.level=WARNING
+# Otherwise it spams for every method it processes!