diff --git a/build-constraints.yaml b/build-constraints.yaml
index b32c7ad3..bafac088 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -667,7 +667,7 @@ packages:
 
     "Digital Asset <shayne.fletcher@digitalasset.com>":
         - ghc-lib
-        - ghc-lib-parser
+        - ghc-lib-parser < 8.8.1.20191204 # commercialhaskell/stackage#5011
 
     "Karl Ostmo <kostmo@gmail.com> @kostmo":
         - perfect-hash-generator