diff --git a/.github/workflows/build-timestamped-master.yml b/.github/workflows/build-timestamped-master.yml
index 7be9403..a66b465 100644
--- a/.github/workflows/build-timestamped-master.yml
+++ b/.github/workflows/build-timestamped-master.yml
@@ -13,11 +13,11 @@ jobs:
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'adopt'
-          java-version: 17.0.7
+          java-version: 21
       - name: Change to Timestamped Version
         run: |
           startTime=$(TZ="Asia/Kolkata" date +'%Y%m%d-%H%M00')
diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index 914474b..2041f80 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -11,11 +11,11 @@ jobs:
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'adopt'
-          java-version: 17.0.7
+          java-version: 21
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}
diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 4978731..412874e 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -9,11 +9,11 @@ jobs:
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'adopt'
-          java-version: 17.0.7
+          java-version: 21
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}
@@ -29,11 +29,11 @@ jobs:
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'adopt'
-          java-version: 17.0.7
+          java-version: 21
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}
@@ -49,11 +49,11 @@ jobs:
       steps:
           - name: Checkout Repository
             uses: actions/checkout@v3
-          - name: Set up JDK 17
+          - name: Set up JDK 21
             uses: actions/setup-java@v3
             with:
                 distribution: 'adopt'
-                java-version: 17.0.7
+                java-version: 21
           - name: Build with Gradle
             env:
                 packageUser: ${{ github.actor }}
diff --git a/.github/workflows/trivy-scan.yml b/.github/workflows/trivy-scan.yml
index 9ca642a..42c2b13 100644
--- a/.github/workflows/trivy-scan.yml
+++ b/.github/workflows/trivy-scan.yml
@@ -11,11 +11,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'adopt'
-          java-version: 17.0.7
+          java-version: 21
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}
diff --git a/README.md b/README.md
index 884bb2d..c4b764d 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ This module contains internal configurations and initializations for Ballerina o
 
 ### Set Up the prerequisites
 
-1. Download and install Java SE Development Kit (JDK) version 17 (from one of the following locations).
+1. Download and install Java SE Development Kit (JDK) version 21 (from one of the following locations).
 
     * [Oracle](https://www.oracle.com/java/technologies/downloads/)
 
diff --git a/ballerina/Ballerina.toml b/ballerina/Ballerina.toml
index 20d3601..66bf798 100644
--- a/ballerina/Ballerina.toml
+++ b/ballerina/Ballerina.toml
@@ -4,8 +4,8 @@ name = "observe"
 version = "1.3.0"
 distribution = "2201.10.0"
 
-[platform.java17]
+[platform.java21]
 graalvmCompatible = true
 
-[[platform.java17.dependency]]
+[[platform.java21.dependency]]
 path = "../native/build/libs/observe-internal-native-1.3.0.jar"
diff --git a/build-config/resources/Ballerina.toml b/build-config/resources/Ballerina.toml
index bf293d5..c2c9ac9 100644
--- a/build-config/resources/Ballerina.toml
+++ b/build-config/resources/Ballerina.toml
@@ -4,8 +4,8 @@ name = "observe"
 version = "@toml.version@"
 distribution = "2201.10.0"
 
-[platform.java17]
+[platform.java21]
 graalvmCompatible = true
 
-[[platform.java17.dependency]]
+[[platform.java21.dependency]]
 path = "../native/build/libs/observe-internal-native-@project.version@.jar"
diff --git a/build-config/resources/testobserve/Ballerina.toml b/build-config/resources/testobserve/Ballerina.toml
index edac22b..3d50a76 100644
--- a/build-config/resources/testobserve/Ballerina.toml
+++ b/build-config/resources/testobserve/Ballerina.toml
@@ -3,5 +3,5 @@ org = "ballerina"
 name = "testobserve"
 version = "0.0.0"
 
-[[platform.java17.dependency]]
+[[platform.java21.dependency]]
 path = "../native/build/libs/testobserve-native-@project.version@-all.jar"
diff --git a/gradle.properties b/gradle.properties
index 5839fa6..3dd18d0 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -16,7 +16,7 @@ org.gradle.caching=true
 group=io.ballerina
 version=1.3.1-SNAPSHOT
 
-ballerinaLangVersion=2201.10.0
+ballerinaLangVersion=2201.10.0-20241002-115300-57eee14c
 ballerinaTomlParserVersion=1.2.2
 ballerinaGradlePluginVersion=2.0.1
 puppycrawlCheckstyleVersion=10.12.0
diff --git a/testobserve/ballerina/Ballerina.toml b/testobserve/ballerina/Ballerina.toml
index bd1e941..ca2c9e4 100644
--- a/testobserve/ballerina/Ballerina.toml
+++ b/testobserve/ballerina/Ballerina.toml
@@ -3,5 +3,5 @@ org = "ballerina"
 name = "testobserve"
 version = "0.0.0"
 
-[[platform.java17.dependency]]
+[[platform.java21.dependency]]
 path = "../native/build/libs/testobserve-native-1.3.0-SNAPSHOT-all.jar"