diff --git a/appveyor.yml b/appveyor.yml
index bdf29ece94a..6c8b97821c5 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -37,16 +37,55 @@ install:
   - ps: Expand-Archive winflexbison.zip -Destination /WinFlexBison
   - ps: Copy-Item -Path /WinFlexBison/win_bison.exe /WinFlexBison/bison.exe
   - ps: Copy-Item -Path /WinFlexBison/win_flex.exe /WinFlexBison/flex.exe
+  - cd C:\Tools\vcpkg
+  - git pull
+  - .\bootstrap-vcpkg.bat
+  - cd %APPVEYOR_BUILD_FOLDER%
 
 before_build:
-  - git clone --depth=1 https://github.com/calyptia/fluent-bit-ci.git ci
-  - ps: Copy-Item -Path .\ci\scripts\run-unit-tests.ps1 .\ci\do-ut.ps1
+  - if %PLATFORM%==Win32 call C:\tools\vcpkg\vcpkg install --recurse openssl --triplet x86-windows-static
+  - if %PLATFORM%==x64   call C:\tools\vcpkg\vcpkg install --recurse openssl --triplet x64-windows-static
   - if %PLATFORM%==Win32 call "%vspath%\VC\Auxiliary\Build\vcvars32.bat"
   - if %PLATFORM%==x64   call "%vspatH%\VC\Auxiliary\Build\vcvars64.bat"
 
 build_script:
-  - powershell ".\ci\do-ut.ps1;exit $LASTEXITCODE"
-  - cd build
+  - ps: |
+        cd $ENV:APPVEYOR_BUILD_FOLDER\build
+
+        if ( "x64" -eq $env:PLATFORM ) {
+             $OPENSSL_DIR = "C:\tools\vcpkg\packages\openssl_x64-windows-static"
+        }
+        else {
+            $OPENSSL_DIR = "C:\tools\vcpkg\packages\openssl_x86-windows-static"
+        }
+        # CACHE GENERATION
+        cmake -G "NMake Makefiles" `
+                     -D FLB_TESTS_INTERNAL=On `
+                     -D OPENSSL_ROOT_DIR=$OPENSSL_DIR `
+                     -D FLB_WITHOUT_flb-rt-out_elasticsearch=On `
+                     -D FLB_WITHOUT_flb-rt-out_td=On `
+                     -D FLB_WITHOUT_flb-rt-out_forward=On `
+                     -D FLB_WITHOUT_flb-rt-in_disk=On `
+                     -D FLB_WITHOUT_flb-rt-in_proc=On `
+                     -D FLB_WITHOUT_flb-it-parser=On `
+                     -D FLB_WITHOUT_flb-it-unit_sizes=On `
+                     -D FLB_WITHOUT_flb-it-network=On `
+                     -D FLB_WITHOUT_flb-it-pack=On `
+                     -D FLB_WITHOUT_flb-it-signv4=On `
+                     -D FLB_WITHOUT_flb-it-aws_credentials=On `
+                     -D FLB_WITHOUT_flb-it-aws_credentials_ec2=On `
+                     -D FLB_WITHOUT_flb-it-aws_credentials_http=On `
+                     -D FLB_WITHOUT_flb-it-aws_credentials_profile=On `
+                     -D FLB_WITHOUT_flb-it-aws_credentials_sts=On `
+                     -D FLB_WITHOUT_flb-it-aws_util=On `
+                     -D FLB_WITHOUT_flb-it-input_chunk=On `
+                     ../
+        # COMPILE
+        cmake --build .
+
+        # RUNNING TESTS
+        ctest --build-run-dir $PWD --output-on-failure
+
   - cpack
   - cmake -G "NMake Makefiles" ..\
   - cmake --build .