diff --git a/README.md b/README.md
index cd671f8..8c4c823 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,19 @@ Because ZomboidDoc reads directly from game code the compiled Lua library is gua
 ### Prerequisites
 
 - Project Zomboid[<sup>?</sup>](#requirements "tested with 41.50-IWBUMS")
-- [JDK 8](https://adoptopenjdk.net/?variant=openjdk8&jvmVariant=hotspot)[<sup>?</sup>](#requirements "tested with OpenJDK 1.8.0_282")
+- [JDK 17](https://adoptopenjdk.net/?variant=openjdk17&jvmVariant=hotspot)[<sup>?</sup>](#requirements "tested with OpenJDK 17.0.7+7")
+  
+### Config
+
+**Changing the Gradle JVM to version 17**
+  
+1) Go to File/Settings on the IntelliJ settings.
+2) Navigate to Build, Execution, Deployment/Build Tools/Gradle
+3) Set "Gradle JVM" to JDK 17
+
+**Setting project SDK to version 17**
+1) Go to File/Project Structure/Project
+2) Set "Project SDK" to the same version as your Gradle JDK
 
 ### Gradle
 
diff --git a/build.gradle b/build.gradle
index f80ebc2..0d5f829 100644
--- a/build.gradle
+++ b/build.gradle
@@ -46,7 +46,7 @@ application {
 
 java {
     toolchain {
-        languageVersion.set(JavaLanguageVersion.of(8))
+        languageVersion.set(JavaLanguageVersion.of(17))
         vendor = JvmVendorSpec.ADOPTOPENJDK
     }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a27c28b..637f675 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
 distributionSha256Sum=1433372d903ffba27496f8d5af24265310d2da0d78bf6b4e5138831d4fe066e9
\ No newline at end of file
diff --git a/zomboid.gradle b/zomboid.gradle
index 47f1a92..55e7bca 100644
--- a/zomboid.gradle
+++ b/zomboid.gradle
@@ -25,7 +25,7 @@ tasks.register('decompileZomboid', JavaExec.class) {
 	}
 	//noinspection GroovyAssignabilityCheck,GroovyAccessibility
 	it.javaLauncher = javaToolchains.launcherFor {
-		languageVersion = JavaLanguageVersion.of(11)
+		languageVersion = JavaLanguageVersion.of(17)
 	}
     it.classpath files("$ideaHome/plugins/java-decompiler/lib/java-decompiler.jar")
     it.main 'org.jetbrains.java.decompiler.main.decompiler.ConsoleDecompiler'