diff --git a/caffeine/build.gradle.kts b/caffeine/build.gradle.kts
index 1441c07949..33c99a2d34 100644
--- a/caffeine/build.gradle.kts
+++ b/caffeine/build.gradle.kts
@@ -83,14 +83,18 @@ dependencies {
 val compileCodeGenJava by tasks.existing(JavaCompile::class) {
   classpath = sourceSets["main"].runtimeClasspath + sourceSets["main"].output
   dependsOn(tasks.compileJava)
-  options.isDebug = false
 
-  options.errorprone {
-    disable("FieldMissingNullable")
-    disable("MissingOverride")
-    disable("MemberName")
-    disable("Varifier")
-    nullaway.disable()
+  options.apply {
+    compilerArgs.remove("-parameters")
+    isDebug = false
+
+    errorprone {
+      disable("FieldMissingNullable")
+      disable("MissingOverride")
+      disable("MemberName")
+      disable("Varifier")
+      nullaway.disable()
+    }
   }
 }
 
diff --git a/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/LocalCacheFactoryGenerator.java b/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/LocalCacheFactoryGenerator.java
index ec02741647..24b398fe5f 100644
--- a/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/LocalCacheFactoryGenerator.java
+++ b/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/LocalCacheFactoryGenerator.java
@@ -117,7 +117,7 @@ private void reformat() throws IOException {
           .filter(path -> path.endsWith(".java"))
           .collect(toImmutableList());
       ToolProvider.findFirst("google-java-format").ifPresent(formatter -> {
-        int result = formatter.run(System.err, System.out,
+        int result = formatter.run(System.out, System.err,
             Stream.concat(Stream.of("-i"), files.stream()).toArray(String[]::new));
         checkState(result == 0, "Java formatting failed with %s exit code", result);
       });
diff --git a/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/NodeFactoryGenerator.java b/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/NodeFactoryGenerator.java
index 65d5714197..89a53b7026 100644
--- a/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/NodeFactoryGenerator.java
+++ b/caffeine/src/javaPoet/java/com/github/benmanes/caffeine/cache/NodeFactoryGenerator.java
@@ -119,7 +119,7 @@ private void reformat() throws IOException {
           .filter(path -> path.endsWith(".java"))
           .collect(toImmutableList());
       ToolProvider.findFirst("google-java-format").ifPresent(formatter -> {
-        int result = formatter.run(System.err, System.out,
+        int result = formatter.run(System.out, System.err,
             Stream.concat(Stream.of("-i"), files.stream()).toArray(String[]::new));
         checkState(result == 0, "Java formatting failed with %s exit code", result);
       });
diff --git a/caffeine/src/main/java/com/github/benmanes/caffeine/cache/LocalAsyncCache.java b/caffeine/src/main/java/com/github/benmanes/caffeine/cache/LocalAsyncCache.java
index bb229747aa..7b9237f41c 100644
--- a/caffeine/src/main/java/com/github/benmanes/caffeine/cache/LocalAsyncCache.java
+++ b/caffeine/src/main/java/com/github/benmanes/caffeine/cache/LocalAsyncCache.java
@@ -200,7 +200,7 @@ default void handleCompletion(K key, CompletableFuture<? extends V> valueFuture,
       long startTime, boolean recordMiss) {
     var completed = new AtomicBoolean();
     valueFuture.whenComplete((value, error) -> {
-      if (!completed.compareAndSet(false, true)) {
+      if (!completed.compareAndSet(/* expectedValue= */ false, /* newValue= */ true)) {
         // Ignore multiple invocations due to ForkJoinPool retrying on delays
         return;
       }
diff --git a/gradle/plugins/src/main/kotlin/lifecycle/java-library.caffeine.gradle.kts b/gradle/plugins/src/main/kotlin/lifecycle/java-library.caffeine.gradle.kts
index 36a0ee9b47..d1052c1723 100644
--- a/gradle/plugins/src/main/kotlin/lifecycle/java-library.caffeine.gradle.kts
+++ b/gradle/plugins/src/main/kotlin/lifecycle/java-library.caffeine.gradle.kts
@@ -38,7 +38,8 @@ tasks.withType<JavaCompile>().configureEach {
   }
 
   options.compilerArgs.addAll(listOf("-Xlint:all", "-Xlint:-auxiliaryclass", "-Xlint:-classfile",
-    "-Xlint:-exports", "-Xlint:-processing", "-Xlint:-removal", "-Xlint:-requires-automatic"))
+    "-Xlint:-exports", "-Xlint:-processing", "-Xlint:-removal", "-Xlint:-requires-automatic",
+    "-parameters"))
   if (javaVersion.canCompileOrRun(21)) {
     options.compilerArgs.add("-proc:full")
   }