diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index aabbbdba..ccd51b7c 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -29,10 +29,10 @@ jobs:
       - name: Validate Gradle Wrapper
         uses: gradle/wrapper-validation-action@v1
 
-      - name: Setup JDK 11
+      - name: Setup JDK 17
         uses: actions/setup-java@v1
         with:
-          java-version: '11'
+          java-version: '17'
           java-package: jdk+fx
 
       - name: Build and check with Gradle
diff --git a/build.gradle b/build.gradle
index 46bdf94c..a37ae1c0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,8 +8,8 @@ plugins {
 
 mainClassName = 'seedu.address.Main'
 
-sourceCompatibility = JavaVersion.VERSION_11
-targetCompatibility = JavaVersion.VERSION_11
+sourceCompatibility = JavaVersion.VERSION_17
+targetCompatibility = JavaVersion.VERSION_17
 
 repositories {
     mavenCentral()
diff --git a/docs/SettingUp.md b/docs/SettingUp.md
index 275445bd..9f832a19 100644
--- a/docs/SettingUp.md
+++ b/docs/SettingUp.md
@@ -19,7 +19,7 @@ Follow the steps in the following guide precisely. Things will not work out if y
 First, **fork** this repo, and **clone** the fork into your computer.
 
 If you plan to use Intellij IDEA (highly recommended):
-1. **Configure the JDK**: Follow the guide [_[se-edu/guides] IDEA: Configuring the JDK_](https://se-education.org/guides/tutorials/intellijJdk.html) to to ensure Intellij is configured to use **JDK 11**.
+1. **Configure the JDK**: Follow the guide [_[se-edu/guides] IDEA: Configuring the JDK_](https://se-education.org/guides/tutorials/intellijJdk.html) to ensure Intellij is configured to use **JDK 17**.
 1. **Import the project as a Gradle project**: Follow the guide [_[se-edu/guides] IDEA: Importing a Gradle project_](https://se-education.org/guides/tutorials/intellijImportGradleProject.html) to import the project into IDEA.<br>
   :exclamation: Note: Importing a Gradle project is slightly different from importing a normal Java project.
 1. **Verify the setup**: