diff --git a/appveyor.yml b/appveyor.yml
index 620e05ec1..04cad7086 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -71,12 +71,12 @@ environment:
     - builder: cmake
       vsver: 140
 
-    - builder: cmake
-      vsver: 150
+#    - builder: cmake
+#      vsver: 150
 
-    - builder: msbuild
-      vsver: 140
-      linkmode: shared
+#    - builder: msbuild
+#      vsver: 140
+#      linkmode: shared
 
     - builder: msbuild
       vsver: 150
@@ -398,16 +398,8 @@ build_script:
   - ps: |
       if ($env:builder -eq "cygwin")
       {
-          $LastExitCode=0;
           $cmd='bash.exe configure --everything --omit=PDF';iex "& $cmd"
-          if ($LastExitCode -ne 0) {
-            throw "$cmd failed with exit code $LastExitCode."
-          }
-          $LastExitCode=0;
           $cmd='make.exe -s';iex "& $cmd"
-          if ($LastExitCode -ne 0) {
-            throw "$cmd failed with exit code $LastExitCode."
-          }
       }
       if ($env:builder -eq "msbuild")
       {
@@ -442,10 +434,6 @@ build_script:
         $defs = "--config RelWithDebInfo"
         $defs+=" -G" + $generator;
         $defs+=" -DCMAKE_BUILD_TYPE=RelWithDebInfo";
-        if ($env:vsver -eq "150")
-        {
-            $defs+=" -DDISABLE_INTERNAL_OPENSSL=ON";
-        }
         $defs+=" -DENABLE_PDF=OFF";
         $defs+=" -DENABLE_NETSSL=ON";
         $defs+=" -DENABLE_NETSSL_WIN=ON";