diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 990b5cae4..1b2a269aa 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -219,7 +219,8 @@ jobs:
             21
       
       - name: Set Java 8
-        run: JAVA_HOME=$JAVA_HOME_8_X64
+        run: |
+          echo "JAVA_HOME=$JAVA_HOME_8_X64" >> $env:GITHUB_ENV
       
       - name: Set up Ant
         run: choco install ant -y
@@ -243,7 +244,8 @@ jobs:
       
       - name: Set Java 21
         if: needs.compute-version.outputs.doRelease == 'true'
-        run: JAVA_HOME=$JAVA_HOME_21_X64
+        run: |
+          echo "JAVA_HOME=$JAVA_HOME_21_X64" >> $env:GITHUB_ENV
       
       - name: Javadoc
         if: needs.compute-version.outputs.doRelease == 'true'