diff --git a/.travis.yml b/.travis.yml
index e1832086..39b51c48 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,19 +6,12 @@ rust:
 
 os:
   - linux
-  - osx
 
 env:
   global:
     - RUST_BACKTRACE=1
   matrix:
     - FEATURES="unstable"
-    - FEATURES="unstable force-inprocess"
-
-matrix:
-  include:
-    - os: linux
-      env: FEATURES="unstable memfd"
 
 script:
   - cargo build --features "$FEATURES"
diff --git a/appveyor.yml b/appveyor.yml
index 2af4d1c6..44591029 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,16 +4,6 @@ environment:
   matrix:
   - TARGET: x86_64-pc-windows-msvc
     FEATURES: "unstable"
-  - TARGET: i686-pc-windows-msvc
-    FEATURES: "unstable"
-  - TARGET: i686-pc-windows-gnu
-    FEATURES: "unstable"
-  - TARGET: x86_64-pc-windows-msvc
-    FEATURES: "unstable force-inprocess"
-  - TARGET: i686-pc-windows-msvc
-    FEATURES: "unstable force-inprocess"
-  - TARGET: i686-pc-windows-gnu
-    FEATURES: "unstable force-inprocess"
 install:
   - ps: Start-FileDownload "https://static.rust-lang.org/dist/rust-nightly-${env:TARGET}.exe"
   - rust-nightly-%TARGET%.exe /VERYSILENT /NORESTART /DIR="C:\Program Files (x86)\Rust"