diff --git a/pkgs/development/python-modules/tensorflow/default.nix b/pkgs/development/python-modules/tensorflow/default.nix
index 9e5acca4749..86fc0df5eb6 100644
--- a/pkgs/development/python-modules/tensorflow/default.nix
+++ b/pkgs/development/python-modules/tensorflow/default.nix
@@ -296,10 +296,12 @@ let
       TF_SYSTEM_LIBS = null;
 
       # cudaSupport causes fetch of ncclArchive, resulting in different hashes
+      # FIXME: can't (re)produce this output with current bazel.
+      # FIXME: build log: https://gist.github.com/andir/eff3e9c8eda5b56c8ea84903aed9cc35
       sha256 = if cudaSupport then
-        "1p544yk7jcspgc4qr4amw11ds16c2an5yxvagx5pmwawz0s083pf"
+        "0gyhjvzshgj59mbns8njlfl9qpz4sdg4j0xs2dva0w2nql7cr7im"
       else
-        "1dqbw3k3avqiy9xpgs44l6z65ab5rjjlxwig8z7gcl7fw9h6sbq9";
+        "04jvg3mc2si4xdbszc1vnw1rmf22p7snbjphmnklp7bc39jxkcrz";
     };
 
     buildAttrs = {