diff --git a/build-constraints.yaml b/build-constraints.yaml
index 84bfa629..9fb7b100 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -928,13 +928,13 @@ packages:
         # Regex packages by Chris Kuklewicz
         - regex-base
         - regex-compat
-        - regex-dfa
-        - regex-parsec
+        #- regex-dfa
+        #- regex-parsec
         - regex-pcre
         - regex-posix
         - regex-tdfa
-        - regex-tdfa-utf8
-        - regex-tre
+        #- regex-tdfa-utf8
+        #- regex-tre
 
         # Purescript
         - bower-json