diff --git a/build-constraints.yaml b/build-constraints.yaml
index 086421c9..1d2011c6 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1776,7 +1776,7 @@ packages:
         - gloss # @benl23x5
         - gloss-rendering # @benl23x5
         - gpolyline # @fegu
-        - postgresql-simple-migration # @ameingast
+        - postgresql-simple-migration < 0 # postgresql-simple 0.6 # @ameingast
         - statestack # @diagrams
 
     "Marios Titas <redneb@gmx.com> @redneb":
@@ -2754,7 +2754,7 @@ packages:
 
     "John Ky newhoggy@gmail.com @newhoggy":
         - arbor-lru-cache
-        - arbor-postgres
+        - arbor-postgres < 0 # postgresql-simple 0.6
         - avro
         - asif
         - bits-extra
@@ -3861,9 +3861,6 @@ packages:
         - Win32 == 2.6.1.0
 
     "Stackage upper bounds":
-        # https://github.com/commercialhaskell/stackage/issues/4056
-        - postgresql-simple < 0.6
-
         # https://github.com/commercialhaskell/stackage/issues/4073
         - pretty-show < 1.9