WIP
diff --git a/.stutter/java8.lock b/.stutter/java8.lock
index 9559841..01a2b6f 100644
--- a/.stutter/java8.lock
+++ b/.stutter/java8.lock
@@ -1,3 +1,3 @@
 # DO NOT MODIFY: Generated by Stutter plugin.
-4.3
+4.4
 4.9
diff --git a/.stutter/java9.lock b/.stutter/java9.lock
index 9559841..01a2b6f 100644
--- a/.stutter/java9.lock
+++ b/.stutter/java9.lock
@@ -1,3 +1,3 @@
 # DO NOT MODIFY: Generated by Stutter plugin.
-4.3
+4.4
 4.9
diff --git a/build.gradle b/build.gradle
index d14bdd0..63cb9c5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -55,10 +55,10 @@
 stutter {
   sparse = true
   java(8) {
-    compatibleRange '4.3'
+    compatibleRange '4.4'
   }
   java(9) {
-    compatibleRange '4.3'
+    compatibleRange '4.4'
   }
 }
 
diff --git a/src/compatTest/groovy/org/fidata/gradle/KeygenPluginSpecification.groovy b/src/compatTest/groovy/org/fidata/gradle/KeygenPluginSpecification.groovy
index b51a16d..d1e2af1 100644
--- a/src/compatTest/groovy/org/fidata/gradle/KeygenPluginSpecification.groovy
+++ b/src/compatTest/groovy/org/fidata/gradle/KeygenPluginSpecification.groovy
@@ -121,7 +121,7 @@
     GradleRunner.create()
       .withGradleVersion(System.getProperty('compat.gradle.version'))
       .withProjectDir(testProjectDir)
-      .withArguments([*arguments, '--stacktrace', '--refresh-dependencies'])
+      .withArguments([*arguments, '--full-stacktrace', '--refresh-dependencies', '--debug'])
       .withPluginClasspath()
       .build()
   }