diff --git a/build.gradle b/build.gradle
index 4ae3f6b6..efb99a09 100644
--- a/build.gradle
+++ b/build.gradle
@@ -28,6 +28,7 @@ subprojects {
 
 configure(moduleProjects) {
 	apply plugin: 'java-library'
+	apply plugin: 'org.springframework.graphql.compiler'
 
 	java {
 		sourceCompatibility = JavaVersion.VERSION_1_8
@@ -41,17 +42,33 @@ configure(moduleProjects) {
 			mavenBom "org.springframework:spring-framework-bom:5.3.9"
 			mavenBom "org.springframework.data:spring-data-bom:2021.0.4"
 			mavenBom "org.springframework.security:spring-security-bom:5.5.2"
+			mavenBom "org.jetbrains.kotlinx:kotlinx-coroutines-bom:1.5.2"
 			mavenBom "org.junit:junit-bom:5.7.2"
 		}
 		dependencies {
 			dependency "com.graphql-java:graphql-java:${graphQlJavaVersion}"
-			dependency 'org.assertj:assertj-core:3.20.2'
+			dependency "javax.annotation:javax.annotation-api:1.3.2"
+			dependency "javax.servlet:javax.servlet-api:4.0.1"
+			dependency "com.google.code.findbugs:jsr305:3.0.2"
+			dependency "org.assertj:assertj-core:3.20.2"
+			dependency "com.jayway.jsonpath:json-path:2.5.0"
+			dependency "org.skyscreamer:jsonassert:1.5.0"
+			dependencySet(group: 'com.querydsl', version: '4.4.0') {
+				entry 'querydsl-apt'
+				entry 'querydsl-collections'
+				entry 'querydsl-core'
+			}
 			dependencySet(group: 'org.apache.logging.log4j', version: '2.14.1') {
 				entry 'log4j-api'
 				entry 'log4j-core'
 				entry 'log4j-jul'
 				entry 'log4j-slf4j-impl'
 			}
+			dependencySet(group: 'org.mockito', version: '3.11.2') {
+				entry 'mockito-core'
+				entry 'mockito-inline'
+				entry 'mockito-junit-jupiter'
+			}
 		}
 		generatedPomCustomization {
 			enabled = false
diff --git a/graphql-spring-boot-starter/build.gradle b/graphql-spring-boot-starter/build.gradle
index 43383d60..336631d1 100644
--- a/graphql-spring-boot-starter/build.gradle
+++ b/graphql-spring-boot-starter/build.gradle
@@ -3,6 +3,7 @@ import org.springframework.boot.gradle.plugin.SpringBootPlugin
 plugins {
 	id 'org.springframework.boot' version "${bootVersion}" apply false
 	id 'java-library'
+	id 'org.springframework.graphql.compiler'
 }
 
 group = 'org.springframework.experimental'
@@ -41,13 +42,14 @@ dependencies {
 	compileOnly 'org.springframework.security:spring-security-config'
 	compileOnly 'org.springframework.security:spring-security-web'
 
-	compileOnly 'com.querydsl:querydsl-core:4.4.0'
+	compileOnly 'com.querydsl:querydsl-core'
 	compileOnly 'org.springframework.data:spring-data-commons'
 
 	compileOnly project(':spring-graphql-test')
+	compileOnly 'org.junit.jupiter:junit-jupiter-api'
 	compileOnly 'org.springframework.boot:spring-boot-test'
 
-	compileOnly 'com.google.code.findbugs:jsr305:3.0.2'
+	compileOnly 'com.google.code.findbugs:jsr305'
 	annotationProcessor 'org.springframework.boot:spring-boot-configuration-processor'
 	annotationProcessor 'org.springframework.boot:spring-boot-autoconfigure-processor'
 
diff --git a/graphql-spring-boot-starter/src/main/java/org/springframework/graphql/boot/InvalidSchemaLocationsException.java b/graphql-spring-boot-starter/src/main/java/org/springframework/graphql/boot/InvalidSchemaLocationsException.java
index fd9d7a13..36eed819 100644
--- a/graphql-spring-boot-starter/src/main/java/org/springframework/graphql/boot/InvalidSchemaLocationsException.java
+++ b/graphql-spring-boot-starter/src/main/java/org/springframework/graphql/boot/InvalidSchemaLocationsException.java
@@ -30,6 +30,7 @@ import org.springframework.core.io.support.ResourcePatternResolver;
  * @author Brian Clozel
  * @since 1.0.0
  */
+@SuppressWarnings("serial")
 public class InvalidSchemaLocationsException extends NestedRuntimeException {
 
 	private final List<SchemaLocation> schemaLocations;
diff --git a/samples/webmvc-http/build.gradle b/samples/webmvc-http/build.gradle
index cdc6ce02..7bfeb2b4 100644
--- a/samples/webmvc-http/build.gradle
+++ b/samples/webmvc-http/build.gradle
@@ -13,19 +13,17 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-hateoas'
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-actuator'
+	implementation 'com.querydsl:querydsl-core'
+	implementation 'com.querydsl:querydsl-jpa'
 	developmentOnly 'org.springframework.boot:spring-boot-devtools'
 	runtimeOnly 'com.h2database:h2'
 	testImplementation project(':spring-graphql-test')
 	testImplementation 'org.springframework:spring-webflux'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 
-	implementation(
-            "com.querydsl:querydsl-core:4.4.0",
-            "com.querydsl:querydsl-jpa:4.4.0"
-    )
-	annotationProcessor "com.querydsl:querydsl-apt:4.4.0:jpa",
-            "org.hibernate.javax.persistence:hibernate-jpa-2.1-api:1.0.2.Final",
-            "javax.annotation:javax.annotation-api:1.3.2"
+	annotationProcessor 'com.querydsl:querydsl-apt:4.4.0:jpa',
+            'org.hibernate.javax.persistence:hibernate-jpa-2.1-api:1.0.2.Final',
+            'javax.annotation:javax.annotation-api'
 }
 
 compileJava {
diff --git a/spring-graphql-test/build.gradle b/spring-graphql-test/build.gradle
index 2fe38316..fcab9fe9 100644
--- a/spring-graphql-test/build.gradle
+++ b/spring-graphql-test/build.gradle
@@ -6,19 +6,21 @@ dependencies {
 	api 'io.projectreactor:reactor-core'
 	api 'org.springframework:spring-context'
 	api 'org.springframework:spring-test'
-	api 'com.jayway.jsonpath:json-path:2.5.0'
+	api 'com.jayway.jsonpath:json-path'
 
-	compileOnly "javax.annotation:javax.annotation-api:1.3.2"
+	compileOnly 'javax.annotation:javax.annotation-api'
 	compileOnly 'org.springframework:spring-webflux'
 	compileOnly 'org.springframework:spring-webmvc'
 	compileOnly 'org.springframework:spring-websocket'
-	compileOnly 'javax.servlet:javax.servlet-api:4.0.1'
-	compileOnly 'org.skyscreamer:jsonassert:1.5.0'
+	compileOnly 'javax.servlet:javax.servlet-api'
+	compileOnly 'org.skyscreamer:jsonassert'
+	compileOnly 'com.google.code.findbugs:jsr305'
+	compileOnly 'org.jetbrains.kotlinx:kotlinx-coroutines-core'
 
 	testImplementation 'org.junit.jupiter:junit-jupiter'
 	testImplementation 'org.assertj:assertj-core'
-	testImplementation 'org.mockito:mockito-core:3.8.0'
-	testImplementation 'org.skyscreamer:jsonassert:1.5.0'
+	testImplementation 'org.mockito:mockito-core'
+	testImplementation 'org.skyscreamer:jsonassert'
 	testImplementation 'org.springframework:spring-webflux'
 	testImplementation 'org.springframework:spring-test'
 	testImplementation 'io.projectreactor:reactor-test'
diff --git a/spring-graphql-test/src/main/java/org/springframework/graphql/test/tester/TestGraphQlError.java b/spring-graphql-test/src/main/java/org/springframework/graphql/test/tester/TestGraphQlError.java
index c945cda7..9b0028b1 100644
--- a/spring-graphql-test/src/main/java/org/springframework/graphql/test/tester/TestGraphQlError.java
+++ b/spring-graphql-test/src/main/java/org/springframework/graphql/test/tester/TestGraphQlError.java
@@ -34,6 +34,7 @@ import org.springframework.lang.Nullable;
  *
  * @author Rossen Stoyanchev
  */
+@SuppressWarnings("serial")
 class TestGraphQlError implements GraphQLError {
 
 	@Nullable
diff --git a/spring-graphql/build.gradle b/spring-graphql/build.gradle
index 5be86ae5..9dfeef87 100644
--- a/spring-graphql/build.gradle
+++ b/spring-graphql/build.gradle
@@ -5,28 +5,31 @@ dependencies {
 	api 'io.projectreactor:reactor-core'
 	api 'org.springframework:spring-context'
 
-    compileOnly "javax.annotation:javax.annotation-api:1.3.2"
+    compileOnly 'javax.annotation:javax.annotation-api'
 	compileOnly 'org.springframework:spring-webflux'
 	compileOnly 'org.springframework:spring-webmvc'
 	compileOnly 'org.springframework:spring-websocket'
-	compileOnly 'javax.servlet:javax.servlet-api:4.0.1'
+	compileOnly 'javax.servlet:javax.servlet-api'
 
 	compileOnly 'org.springframework.security:spring-security-core'
 
-	compileOnly 'com.querydsl:querydsl-core:4.4.0'
+	compileOnly 'com.querydsl:querydsl-core'
 	compileOnly 'org.springframework.data:spring-data-commons'
 
+	compileOnly 'com.google.code.findbugs:jsr305'
+	compileOnly 'org.jetbrains.kotlinx:kotlinx-coroutines-core'
+
 	testImplementation 'org.junit.jupiter:junit-jupiter'
 	testImplementation 'org.assertj:assertj-core'
-	testImplementation 'org.mockito:mockito-core:3.11.1'
+	testImplementation 'org.mockito:mockito-core'
 	testImplementation 'io.projectreactor:reactor-test'
 	testImplementation 'org.springframework:spring-webflux'
 	testImplementation 'org.springframework:spring-webmvc'
 	testImplementation 'org.springframework:spring-websocket'
 	testImplementation 'org.springframework:spring-test'
 	testImplementation 'org.springframework.data:spring-data-commons'
-	testImplementation 'com.querydsl:querydsl-core:4.4.0'
-	testImplementation 'javax.servlet:javax.servlet-api:4.0.1'
+	testImplementation 'com.querydsl:querydsl-core'
+	testImplementation 'javax.servlet:javax.servlet-api'
 	testImplementation 'com.fasterxml.jackson.core:jackson-databind'
 
 	testRuntimeOnly 'org.apache.logging.log4j:log4j-core'
diff --git a/spring-graphql/src/main/java/org/springframework/graphql/data/method/annotation/support/MissingArgumentException.java b/spring-graphql/src/main/java/org/springframework/graphql/data/method/annotation/support/MissingArgumentException.java
index 75957d3c..f077b1a5 100644
--- a/spring-graphql/src/main/java/org/springframework/graphql/data/method/annotation/support/MissingArgumentException.java
+++ b/spring-graphql/src/main/java/org/springframework/graphql/data/method/annotation/support/MissingArgumentException.java
@@ -25,6 +25,7 @@ import org.springframework.core.NestedRuntimeException;
  * @author Rossen Stoyanchev
  * @since 1.0.0
  */
+@SuppressWarnings("serial")
 public class MissingArgumentException extends NestedRuntimeException {
 
 	private final String argumentName;
diff --git a/spring-graphql/src/main/java/org/springframework/graphql/execution/ExceptionResolversExceptionHandler.java b/spring-graphql/src/main/java/org/springframework/graphql/execution/ExceptionResolversExceptionHandler.java
index a883baad..633e371e 100644
--- a/spring-graphql/src/main/java/org/springframework/graphql/execution/ExceptionResolversExceptionHandler.java
+++ b/spring-graphql/src/main/java/org/springframework/graphql/execution/ExceptionResolversExceptionHandler.java
@@ -57,6 +57,7 @@ class ExceptionResolversExceptionHandler implements DataFetcherExceptionHandler
 	}
 
 	@Override
+	@Deprecated
 	public DataFetcherExceptionHandlerResult onException(DataFetcherExceptionHandlerParameters parameters) {
 		Throwable exception = parameters.getException();
 		exception = ((exception instanceof CompletionException) ? exception.getCause() : exception);
diff --git a/spring-graphql/src/main/java/org/springframework/graphql/execution/MissingSchemaException.java b/spring-graphql/src/main/java/org/springframework/graphql/execution/MissingSchemaException.java
index a0a52370..66fae961 100644
--- a/spring-graphql/src/main/java/org/springframework/graphql/execution/MissingSchemaException.java
+++ b/spring-graphql/src/main/java/org/springframework/graphql/execution/MissingSchemaException.java
@@ -24,6 +24,7 @@ import org.springframework.core.NestedRuntimeException;
  * @author Brian Clozel
  * @since 1.0.0
  */
+@SuppressWarnings("serial")
 public class MissingSchemaException extends NestedRuntimeException {
 
 	public MissingSchemaException() {
diff --git a/spring-graphql/src/main/java/org/springframework/graphql/web/webflux/GraphQlWebSocketHandler.java b/spring-graphql/src/main/java/org/springframework/graphql/web/webflux/GraphQlWebSocketHandler.java
index 432ae6ae..cd0af25f 100644
--- a/spring-graphql/src/main/java/org/springframework/graphql/web/webflux/GraphQlWebSocketHandler.java
+++ b/spring-graphql/src/main/java/org/springframework/graphql/web/webflux/GraphQlWebSocketHandler.java
@@ -314,6 +314,7 @@ public class GraphQlWebSocketHandler implements WebSocketHandler {
 
 	}
 
+	@SuppressWarnings("serial")
 	private static class SubscriptionExistsException extends RuntimeException {
 
 	}
diff --git a/spring-graphql/src/main/java/org/springframework/graphql/web/webmvc/GraphQlWebSocketHandler.java b/spring-graphql/src/main/java/org/springframework/graphql/web/webmvc/GraphQlWebSocketHandler.java
index 648767b4..6aad8607 100644
--- a/spring-graphql/src/main/java/org/springframework/graphql/web/webmvc/GraphQlWebSocketHandler.java
+++ b/spring-graphql/src/main/java/org/springframework/graphql/web/webmvc/GraphQlWebSocketHandler.java
@@ -466,6 +466,7 @@ public class GraphQlWebSocketHandler extends TextWebSocketHandler implements Sub
 
 	}
 
+	@SuppressWarnings("serial")
 	private static class SubscriptionExistsException extends RuntimeException {
 
 	}