diff --git a/appveyor.yml b/appveyor.yml
index e6fd390..a04972c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,23 +5,9 @@ environment:
     secure: jJxKoyWputzRz2EjAT9i/vBzYt2+lcjKZ5D6O5TBaS9+anpYHn2XWbOut5dkOgh0
   node_pre_gyp_region: eu-central-1
   matrix:
-    - NODE_VERSION: 6
-      platform: x64
-    - NODE_VERSION: 6
-      platform: x86
-    - NODE_VERSION: 5
-      platform: x64
-    - NODE_VERSION: 5
-      platform: x86
     - NODE_VERSION: 4
       platform: x64
-    - NODE_VERSION: 0.12
-      platform: x64
-    - NODE_VERSION: 0.12
-      platform: x86
-    - NODE_VERSION: 0.10
-      platform: x64
-    - NODE_VERSION: 0.10
+    - NODE_VERSION: 4
       platform: x86
 
 os: unstable
@@ -33,6 +19,11 @@ install:
 
   - IF %NODE_VERSION% LSS 1 npm -g install npm
   - IF %NODE_VERSION% LSS 1 set PATH=%APPDATA%\npm;%PATH%
+  # work around an issue with node-gyp v3.3.1 and node 4x
+  # package.json has no certificates in it so we're cool
+  # https://github.com/nodejs/node-gyp/issues/921
+  - IF %NODE_VERSION% EQ 4 npm config set -g cafile=package.json
+  - IF %NODE_VERSION% EQ 4 npm config set -g strict-ssl=false
 
   # Check if new tag released and publish binary in this case.
   - SET PUBLISH_BINARY=%APPVEYOR_REPO_TAG%