diff --git a/appveyor.yml b/appveyor.yml
index c145df3b..f10ea788 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -21,7 +21,8 @@ test_script:
   - cargo build --release
   - cargo test --all --release
   - cargo build --benches --all --release
-  - cargo bench
+# Disable benchmarking until performance can be improved.
+#  - cargo bench
   - cargo doc --release --all --no-deps
 
 branches: