diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c7143d3..5399f27 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,11 +30,11 @@ jobs:
       - name: Checkout Branch
         uses: actions/checkout@v2
       - name: Build with Gradle
-        run: ./gradlew build -Dopensearch.version=1.3.19-SNAPSHOT
+        run: ./gradlew build -Dopensearch.version=1.3.20-SNAPSHOT
       - name: Pull and Run Docker for security tests
         run: |
-          version=1.3.19-SNAPSHOT
-          plugin_version=1.3.19.0-SNAPSHOT
+          version=1.3.20-SNAPSHOT
+          plugin_version=1.3.20.0-SNAPSHOT
           pwd=`pwd`
           echo $pwd
           cd ..
@@ -108,7 +108,7 @@ jobs:
       - name: Checkout Branch
         uses: actions/checkout@v2
       - name: Build with Gradle
-        run: ./gradlew.bat build -D"opensearch.version=1.3.19-SNAPSHOT" -x integTest -x jacocoTestReport
+        run: ./gradlew.bat build -D"opensearch.version=1.3.20-SNAPSHOT" -x integTest -x jacocoTestReport
         env:
           _JAVA_OPTIONS: -Xmx4096M
       - name: Create Artifact Path
@@ -136,7 +136,7 @@ jobs:
       - name: Checkout Branch
         uses: actions/checkout@v2
       - name: Build with Gradle
-        run: ./gradlew build -Dopensearch.version=1.3.19-SNAPSHOT -x integTest -x jacocoTestReport
+        run: ./gradlew build -Dopensearch.version=1.3.20-SNAPSHOT -x integTest -x jacocoTestReport
         env:
           _JAVA_OPTIONS: -Xmx4096M
       - name: Create Artifact Path
diff --git a/.github/workflows/multi-node-test-workflow.yml b/.github/workflows/multi-node-test-workflow.yml
index 4ec4111..3bee0cf 100644
--- a/.github/workflows/multi-node-test-workflow.yml
+++ b/.github/workflows/multi-node-test-workflow.yml
@@ -27,7 +27,7 @@ jobs:
       - name: Checkout Branch
         uses: actions/checkout@v2
       - name: Run integration tests with multi node config
-        run: ./gradlew integTest -PnumNodes=5 -Dopensearch.version=1.3.19-SNAPSHOT
+        run: ./gradlew integTest -PnumNodes=5 -Dopensearch.version=1.3.20-SNAPSHOT
       - name: Run Backwards Compatibility Tests
         run: |
           echo "Running backwards compatibility tests ..."
diff --git a/build.gradle b/build.gradle
index bbaa22a..c334e11 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         distribution = 'oss-zip'
         opensearch_group = "org.opensearch"
         isSnapshot = "true" == System.getProperty("build.snapshot", "true")
-        opensearch_version = System.getProperty("opensearch.version", "1.3.19-SNAPSHOT")
+        opensearch_version = System.getProperty("opensearch.version", "1.3.20-SNAPSHOT")
         // 1.0.0 -> 1.0.0.0, and 1.0.0-SNAPSHOT -> 1.0.0.0-SNAPSHOT
         opendistro_plugin_version = System.getProperty("bwc.version", "1.13.0.1")
         buildVersionQualifier = System.getProperty("build.version_qualifier", "")