diff --git a/IIS.Compression b/IIS.Compression
index 90b3246..5624268 160000
--- a/IIS.Compression
+++ b/IIS.Compression
@@ -1 +1 @@
-Subproject commit 90b3246878ba7760e14a07d21ba8c80dca73e204
+Subproject commit 5624268b58e8727c3d54fdab5541890f6a31fac2
diff --git a/appveyor.yml b/appveyor.yml
index 2e56748..500cc5d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,8 +14,10 @@ before_build:
   - nuget restore IIS.Compression\Compression.sln
 
 build_script:
-  - msbuild IIS.Compression\Compression.sln /p:platform=x86 /p:configuration=Release /v:m
-  - msbuild IIS.Compression\Compression.sln /p:platform=x64 /p:configuration=Release /v:m
+  - msbuild IIS.Compression\iiszlib\iiszlib.vcxproj /p:platform=x86 /p:configuration=Release /v:m
+  - msbuild IIS.Compression\iiszlib\iiszlib.vcxproj /p:platform=x64 /p:configuration=Release /v:m
+  - msbuild IIS.Compression\iisbrotli\iisbrotli.vcxproj /p:platform=x86 /p:configuration=Release /v:m
+  - msbuild IIS.Compression\iisbrotli\iisbrotli.vcxproj /p:platform=x64 /p:configuration=Release /v:m
 
 test: off