diff --git a/build-constraints.yaml b/build-constraints.yaml
index c2f86de2..f9bfd539 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -275,7 +275,7 @@ packages:
         - explicit-exception
         - fixed-length
         - gnuplot
-        - group-by-date < 0 # build failure with GHC 8.4 via hsshellscript
+        - group-by-date
         - guarded-allocation
         - iff
         - interpolation
@@ -334,6 +334,7 @@ packages:
         - linear-circuit
         # Not a maintainer
         - ix-shapable
+        - hsshellscript
         - hyper
 
     "Jeremy Barisch-Rooney <barischj@tcd.ie> @barischrooneyj":
@@ -4366,7 +4367,6 @@ packages:
         - json-builder < 0 # build failure with GHC 8.4 https://github.com/lpsmith/json-builder/issues/2
         - type-combinators < 0 # build failure with GHC 8.4 https://github.com/kylcarte/type-combinators/issues/8
         - HaXml < 0 # build failure with GHC 8.4
-        - hsshellscript < 0 # build failure with GHC 8.4
         - preprocessor-tools < 0 # build failure with GHC 8.4
         - tinytemplate < 0 # build failure with GHC 8.4
         - wai-route < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build