diff --git a/build.gradle b/build.gradle
index 38bade70..811ac11c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -47,7 +47,8 @@ subprojects {
     apply plugin: 'java-library'
     apply plugin: 'org.inferred.processors'
 
-
+    sourceCompatibility = 11
+    targetCompatibility = 11
 
     tasks.withType(Checkstyle) {
         enabled = false
diff --git a/gradle-palantir-java-format/build.gradle b/gradle-palantir-java-format/build.gradle
index ec2f514b..51813b73 100644
--- a/gradle-palantir-java-format/build.gradle
+++ b/gradle-palantir-java-format/build.gradle
@@ -8,10 +8,7 @@ configurations {
     implicitDependencies
     pluginClasspath
 }
-java{
-    sourceCompatibility = 11
-    targetCompatibility = 11
-}
+
 
 dependencies {
     implementation gradleApi()
diff --git a/idea-plugin/build.gradle b/idea-plugin/build.gradle
index 4df0292d..77c16a60 100644
--- a/idea-plugin/build.gradle
+++ b/idea-plugin/build.gradle
@@ -51,10 +51,6 @@ configurations {
     }
 }
 
-java{
-    sourceCompatibility = 11
-    targetCompatibility = 11
-}
 
 dependencies {
     implementation project(':palantir-java-format-jdk-bootstrap')
diff --git a/palantir-java-format-jdk-bootstrap/build.gradle b/palantir-java-format-jdk-bootstrap/build.gradle
index 7e5c1d47..9348a282 100644
--- a/palantir-java-format-jdk-bootstrap/build.gradle
+++ b/palantir-java-format-jdk-bootstrap/build.gradle
@@ -2,11 +2,6 @@ apply plugin: 'java-library'
 apply plugin: 'com.palantir.external-publish-jar'
 apply plugin: 'com.palantir.revapi'
 
-java{
-    sourceCompatibility = 11
-    targetCompatibility = 11
-}
-
 dependencies {
     annotationProcessor "org.immutables:value"
 
diff --git a/palantir-java-format-spi/build.gradle b/palantir-java-format-spi/build.gradle
index 3d434a77..5f9171a1 100644
--- a/palantir-java-format-spi/build.gradle
+++ b/palantir-java-format-spi/build.gradle
@@ -2,10 +2,6 @@ apply plugin: 'java-library'
 apply plugin: 'com.palantir.external-publish-jar'
 apply plugin: 'com.palantir.revapi'
 
-java{
-    sourceCompatibility = 11
-    targetCompatibility = 11
-}
 
 dependencies {
     api 'com.google.guava:guava'
diff --git a/palantir-java-format/build.gradle b/palantir-java-format/build.gradle
index f1e8a3bd..59038ae9 100644
--- a/palantir-java-format/build.gradle
+++ b/palantir-java-format/build.gradle
@@ -43,10 +43,6 @@ def exports = [
         'jdk.compiler/com.sun.tools.javac.api'
 ]
 
-java{
-    sourceCompatibility = 11
-    targetCompatibility = 11
-}
 
 def jvmArgList = exports.stream().map(new Function<String, String>() {
     @Override
@@ -64,7 +60,6 @@ tasks.withType(JavaCompile).configureEach {
     if (JavaVersion.current() < JavaVersion.VERSION_14) {
         exclude '**/Java14InputAstVisitor.java'
     }
-
 }
 
 tasks.withType(Test).configureEach {
@@ -93,7 +88,7 @@ tasks.test {
 
 // necessary to compile Java14InputAstVisitor
 idea {
-    module.languageLevel = new org.gradle.plugins.ide.idea.model.IdeaLanguageLevel(17)
+    module.languageLevel = new org.gradle.plugins.ide.idea.model.IdeaLanguageLevel(14)
 }
 
 // This block may be replaced by BaselineExportsExtension exports
@@ -106,8 +101,7 @@ jar {
 
 tasks.named('jar', Jar){
     // hack to get java21 Class ...
-    // the build script should be completely review to handle java 21
+    // the build script should be completely rewritten to handle java 21
     from ('build/classes/java/main', '../palantir-java-format21/build/classes/java/main')
-
     include('**/*')
 }
diff --git a/palantir-java-format/src/main/java/com/palantir/javaformat/java/Formatter.java b/palantir-java-format/src/main/java/com/palantir/javaformat/java/Formatter.java
index b1540ccb..6237b561 100644
--- a/palantir-java-format/src/main/java/com/palantir/javaformat/java/Formatter.java
+++ b/palantir-java-format/src/main/java/com/palantir/javaformat/java/Formatter.java
@@ -131,7 +131,6 @@ static JavaOutput format(
         OpsBuilder opsBuilder = new OpsBuilder(javaInput);
 
         JavaInputAstVisitor visitor;
-
         if (getRuntimeVersion() >= 21) {
             try {
                 visitor = Class.forName("com.palantir.javaformat.java.java21.Java21InputAstVisitor")
diff --git a/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInput.java b/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInput.java
index ec72f3fb..12bfb170 100644
--- a/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInput.java
+++ b/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInput.java
@@ -447,7 +447,6 @@ public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOExcept
                 if (stringFragmentKind) {
                     stringFragmentEndPos = t.endPos();
                 }
-
             } else if (tokText.startsWith("//") || tokText.startsWith("/*")) {
                 // For compatibility with an earlier lexer, the newline after a // comment is its own tok.
                 if (tokText.startsWith("//") && (originalTokText.endsWith("\n") || originalTokText.endsWith("\r"))) {
diff --git a/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInputAstVisitor.java b/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInputAstVisitor.java
index 930f4ae1..b4428c64 100644
--- a/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInputAstVisitor.java
+++ b/palantir-java-format/src/main/java/com/palantir/javaformat/java/JavaInputAstVisitor.java
@@ -394,7 +394,6 @@ protected void handleModule(boolean first, CompilationUnitTree node) {}
 
     /** Skips over extra semi-colons at the top-level, or in a class member declaration lists. */
     protected void dropEmptyDeclarations() {
-
         if (builder.peekToken().equals(Optional.of(";"))) {
             while (builder.peekToken().equals(Optional.of(";"))) {
                 builder.forcedBreak();
diff --git a/palantir-java-format21/src/main/java/com/palantir/javaformat/java/java21/Java21InputAstVisitor.java b/palantir-java-format21/src/main/java/com/palantir/javaformat/java/java21/Java21InputAstVisitor.java
index 0245375f..837d6ad6 100644
--- a/palantir-java-format21/src/main/java/com/palantir/javaformat/java/java21/Java21InputAstVisitor.java
+++ b/palantir-java-format21/src/main/java/com/palantir/javaformat/java/java21/Java21InputAstVisitor.java
@@ -78,8 +78,6 @@ public Void visitDeconstructionPattern(DeconstructionPatternTree node, Void unus
 
         Void r = scan(node.getDeconstructor(), unused);
         token("(");
-
-        // r = scanAndReduceVoid(, unused, r);
         boolean firstInRow = true;
         for (PatternTree item : node.getNestedPatterns()) {
             if (!firstInRow) {