diff --git a/pkgs/development/interpreters/pypy/2.4/default.nix b/pkgs/development/interpreters/pypy/2.4/default.nix
index 31024b179251..2c027919258a 100644
--- a/pkgs/development/interpreters/pypy/2.4/default.nix
+++ b/pkgs/development/interpreters/pypy/2.4/default.nix
@@ -73,7 +73,8 @@ let
        # disable test_urllib2net and test_urllibnet because it requires networking (example.com)
        # disable test_zipfile64 because it randomly timeouts
        # disable test_default_ciphers because of error message mismatch
-      ./pypy-c ./pypy/test_all.py --pypy=./pypy-c -k 'not (test_sqlite or test_default_ciphers or test_urllib2net or test_urllibnet or test_socket or test_os or test_shutil or test_mhlib or test_multiprocessing or test_zipfile64)' lib-python
+       # disable test_cpickle because timeouts
+      ./pypy-c ./pypy/test_all.py --pypy=./pypy-c -k 'not (test_cpickle or test_sqlite or test_default_ciphers or test_urllib2net or test_urllibnet or test_socket or test_os or test_shutil or test_mhlib or test_multiprocessing or test_zipfile64)' lib-python
     '';
 
     installPhase = ''