diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9fbeb6f..e67912e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -82,21 +82,24 @@ jobs:
         make
         ./dev-scripts/run_tests
 
-  #   linux-arm:
-  #     name: ARM (${{ matrix.arch }})
-  #     runs-on: ubuntu-latest
-  #     strategy:
-  #       matrix:
-  #         arch: [armv6, armv7, arm64]
-  #     steps:
-  #     - name: Build ${{ env.PACKAGE_NAME }}
-  #       run: |
-  #         python3 -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder')"
-  #         chmod a+x builder
-  #         ./builder build -p ${{ env.PACKAGE_NAME }} --target=linux-${{ matrix.arch }} --spec=downstream
+    # linux-arm:
+    #   name: ARM (${{ matrix.arch }})
+    #   runs-on: ubuntu-latest
+    #   strategy:
+    #     matrix:
+    #       arch: [armv6, armv7, arm64]
+    #   steps:
+    #   - name: Build ${{ env.PACKAGE_NAME }}
+    #     run: |
+    #       python3 -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder')"
+    #       chmod a+x builder
+    #       ./builder build -p ${{ env.PACKAGE_NAME }} --target=linux-${{ matrix.arch }} --spec=downstream
 
   windows-vc16:
     runs-on: windows-2019
+    defaults:
+      run:
+        shell: cmd # use CMD instead of powershell to catch error from bat script
     strategy:
       matrix:
         arch: [x64]
@@ -115,13 +118,12 @@ jobs:
       with:
         arch: ${{ matrix.arch }}
         toolset: ${{steps.setup-php-sdk.outputs.toolset}}
-    - name: Build ${{ env.PACKAGE_NAME }} + consumers
-      run: |
-        phpize
-        .\configure --with-prefix=${{steps.setup-php-sdk.outputs.prefix}} --enable-awscrt=shared --enable-cli --enable-openssl
-        nmake
-        nmake generate-php-ini
-        .\dev-scripts\run_tests ${{steps.setup-php-sdk.outputs.prefix}}\php
+    # CMD only execute one commend per run
+    - run: phpize
+    - run: .\configure --with-prefix=${{steps.setup-php-sdk.outputs.prefix}} --enable-awscrt=shared --enable-cli --enable-openssl
+    - run: nmake
+    - run: nmake generate-php-ini
+    - run: .\dev-scripts\run_tests ${{steps.setup-php-sdk.outputs.prefix}}\php
 
   # windows-vc14:
   #   runs-on: windows-latest
diff --git a/Makefile.frag.w32 b/Makefile.frag.w32
index 14cd941..441abcd 100644
--- a/Makefile.frag.w32
+++ b/Makefile.frag.w32
@@ -27,3 +27,5 @@ $(AWSCRT_DIR)\ext\api.h: $(AWSCRT_DIR)\crt\aws-crt-ffi\src\api.h
 # Get the dll directory to load
 generate-php-ini:
 	@echo extension=$(BUILD_DIR)\php_awscrt.dll > php-win.ini
+	@echo extension=$(PHP_PREFIX)\ext\php_openssl.dll >> php-win.ini
+	@echo extension=$(PHP_PREFIX)\ext\php_mbstring.dll >> php-win.ini
diff --git a/composer.json b/composer.json
index f7dbdd9..6f1e6ee 100644
--- a/composer.json
+++ b/composer.json
@@ -15,8 +15,7 @@
     },
     "minimum-stability": "alpha",
     "require": {
-        "php": ">=5.5",
-        "ext-awscrt": "*"
+        "php": ">=5.5"
     },
     "require-dev": {
         "phpunit/phpunit":"^5.6.3"
diff --git a/dev-scripts/run_tests.bat b/dev-scripts/run_tests.bat
index 5611d2c..e92f1cb 100644
--- a/dev-scripts/run_tests.bat
+++ b/dev-scripts/run_tests.bat
@@ -11,7 +11,6 @@ if not "%~1"=="" (
   set "PHP_BINARY=%~1"
 )
 
-
 REM Check if composer_dir was found
 if "%composer_dir%"=="" (
   echo No composer found.
diff --git a/php-win.ini b/php-win.ini
index 31d5621..fb0f704 100644
--- a/php-win.ini
+++ b/php-win.ini
@@ -1,3 +1,3 @@
-extension_dir="ext"
+extension=php_awscrt.dll
 extension=php_openssl.dll
 extension=php_mbstring.dll
\ No newline at end of file