diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index d277d5f..d3419fe 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -96,6 +96,12 @@ jobs:
           GITHUB_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: phive --no-progress install --copy --trust-gpg-keys ${{ env.phiveGPGKeys }} --force-accept-unsigned
 
+      - name: Install phpunit 8 for php 7.2
+        if: matrix.php-versions == '7.2'
+        env:
+          GITHUB_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: phive --no-progress install --copy --trust-gpg-keys ${{ env.phiveGPGKeys }} phpunit:^8.5
+
       - name: Get composer cache directory
         id: composer-cache
         run: echo "::set-output name=dir::$(composer config cache-files-dir)"
diff --git a/phive.xml b/phive.xml
index ae6ee01..cd3d4b1 100644
--- a/phive.xml
+++ b/phive.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phive xmlns="https://phar.io/phive">
-  <phar name="phpunit" version="^8.4.3" installed="8.4.3" location="./tools/phpunit" copy="true"/>
+  <phar name="phpunit" version="^9.2" installed="9.2.6" location="./tools/phpunit" copy="true"/>
   <phar name="psalm" version="^3.12.1" installed="3.12.1" location="./tools/psalm" copy="true"/>
 </phive>