diff --git a/appveyor.yml b/appveyor.yml
index 9c0345e..90ee174 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -52,12 +52,12 @@ environment:
   - TOOLSET: vs-2017
     platform: 64
     APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
-  - TOOLSET: mingw-5
-    platform: 32
-    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
-  - TOOLSET: mingw64-6
-    platform: 64
-    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+#  - TOOLSET: mingw-5
+#    platform: 32
+#    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+#  - TOOLSET: mingw64-6
+#    platform: 64
+#    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
 
 # We can also set up configurations for testing which map to
 # the b2 build variants.