diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 94ecff3..a113849 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,8 +35,8 @@ jobs:
         shell: cmd
     strategy:
       matrix:
-          version: ["7.4", "8.0", "8.1", "8.2", "8.3"]
-          arch: [x64, x86]
+          version: ["8.2", "8.3"]
+          arch: [x64]
           ts: [ts]
     runs-on: windows-2019
     steps:
@@ -59,8 +59,18 @@ jobs:
       - name: phpize
         run: phpize
       - name: configure
-        run: configure --enable-mailparse --with-prefix=${{steps.setup-php.outputs.prefix}}
+        run: configure --enable-test-ini --enable-mailparse --with-prefix=${{steps.setup-php.outputs.prefix}}
       - name: make
         run: nmake
+      - name: patch test ini
+        run: |
+          if ("${{matrix.arch}}"=="x64") (
+            set my_ini_file=x64\Release_TS\tmp-php.ini
+          ) else (
+            set my_ini_file=Release_TS\tmp-php.ini
+          )
+          set mbstring=${{steps.setup-php.outputs.prefix}}\ext\php_mbstring.dll
+          sed -i "1s/^/extension=%mbstring:\=\\\%\n/" %my_ini_file%
+          type %my_ini_file%
       - name: test
-        run: nmake test TESTS="-d extension=${{steps.setup-php.outputs.prefix}}\ext\php_mbstring.dll --show-diff tests"
+        run: nmake test TESTS="--show-diff tests"