diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3a11d13b..9b2f6da7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3446,8 +3446,6 @@ packages:
         - text-format < 0 # build failure with GHC 8.4 https://github.com/bos/text-format/issues/22
         - 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
-        - data-inttrie < 0 # build failure with GHC 8.4
-        - data-memocombinators < 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