diff --git a/build-constraints.yaml b/build-constraints.yaml
index ebf6ba26..3b81ea3d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2646,6 +2646,9 @@ packages:
         - rasterific-svg < 0.3.2
         - svg-tree < 0.6
 
+        # https://github.com/ndmitchell/bake/issues/40
+        - extra < 1.5.1
+
 # end of packages
 
 
@@ -3183,3 +3186,4 @@ tell-me-when-its-released:
 - point-octree-0.5.5.3 # If this closes https://github.com/fpco/stackage/issues/1902 we can also resolve https://github.com/fpco/lts-haskell/issues/27
 - wreq-0.4.1.0 # Try to re-enable lots of packages, and the test-suite if https://github.com/bos/wreq/issues/53 is closed.
 - gogol-0.1.0 # Re-enable package
+- bake-0.4 # Remove upper bound on extra https://github.com/ndmitchell/bake/issues/40