diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index fd15f3cc156..f425005c2fe 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7912,8 +7912,11 @@ in {
       sha256 = "0x22fs3pdmr42kvz6c654756wja305qv6cx1zbhwlagvxgr4xrji";
     };
 
-    # error: invalid command 'test'
-    doCheck = false;
+    checkPhase = if isPy3k then ''
+      ${python.interpreter} test3/alltests.py
+    '' else ''
+      ${python.interpreter} test/alltests.py
+    '';
 
     # Create symlinks lacking a ".py" suffix, many programs depend on these names
     postFixup = ''