diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0667f7ab..9a4adde9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3681,7 +3681,6 @@ packages:
         - palette < 0 # GHC 8.4 via base-4.11.0.0
         - partial-semigroup < 0 # GHC 8.4 via base-4.11.0.0
         - path-text-utf8 < 0 # GHC 8.4 via base-4.11.0.0
-        # - pipes-random < 0 # GHC 8.4 via base-4.11.0.0
         - pomaps < 0 # GHC 8.4 via base-4.11.0.0
         - posix-paths < 0 # GHC 8.4 via base-4.11.0.0
         - postgresql-simple < 0 # GHC 8.4 via base-4.11.0.0
@@ -3717,8 +3716,6 @@ packages:
         - vado < 0 # GHC 8.4 via base-4.11.0.0
         - vcswrapper < 0 # GHC 8.4 via base-4.11.0.0
         - vector-fftw < 0 # GHC 8.4 via base-4.11.0.0
-        #- vectortiles < 0 # GHC 8.4 via base-4.11.0.0
-        #- versions < 0 # GHC 8.4 via base-4.11.0.0
         - wavefront < 0 # GHC 8.4 via base-4.11.0.0
         - apply-refact < 0 # GHC 8.4 via ghc-8.4.1
         - brittany < 0 # GHC 8.4 via ghc-8.4.1
@@ -3824,7 +3821,6 @@ packages:
         - eventsource-geteventstore-store < 0 # GHC 8.4 via protolude
         - eventsource-stub-store < 0 # GHC 8.4 via protolude
         - hpio < 0 # GHC 8.4 via protolude
-        #- kanji < 0 # GHC 8.4 via protolude
         - logger-thread < 0 # GHC 8.4 via protolude
         - teardown < 0 # GHC 8.4 via protolude
         - text-generic-pretty < 0 # GHC 8.4 via protolude