diff --git a/build-constraints.yaml b/build-constraints.yaml
index 82e24288..d3b3af53 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1749,6 +1749,7 @@ packages:
         - simple-cabal
         - simple-cmd
         - simple-cmd-args
+        - HaXml
 
         - async-pool
         - darcs
@@ -3147,7 +3148,6 @@ packages:
         - simplest-sqlite
         - warp-tls-uid
         - nowdoc
-        - HaXml
         - typecheck-plugin-nat-simple
         - ranged-list
         - c-enum
@@ -4688,7 +4688,7 @@ packages:
         - X11
         - xmonad
         - xmonad-contrib
-    
+
     "Marcellus Siegburg <marcellus.siegburg@gmail.com> @marcellussiegburg":
         - call-alloy
 
@@ -5400,7 +5400,6 @@ packages:
         - GPipe < 0 # tried GPipe-2.2.5, but its *library* does not support: linear-1.21.6
         - Genbank < 0 # tried Genbank-1.0.3, but its *library* requires the disabled package: biocore
         - H < 0 # tried H-0.9.0.1, but its *executable* requires the disabled package: inline-r
-        - HaXml < 0 # tried HaXml-1.25.5, but its *library* does not support: base-4.15.0.0
         - HaskellNet < 0 # tried HaskellNet-0.6, but its *library* does not support: base-4.15.0.0
         - HaskellNet-SSL < 0 # tried HaskellNet-SSL-0.3.4.4, but its *library* requires the disabled package: HaskellNet
         - Hoed < 0 # tried Hoed-0.5.1, but its *library* requires the disabled package: regex-tdfa-text
@@ -6123,7 +6122,6 @@ packages:
         - katip-scalyr-scribe < 0 # tried katip-scalyr-scribe-0.1.0.1, but its *library* does not support: katip-0.8.5.0
         - ki < 0 # tried ki-0.2.0.1, but its *library* does not support: base-4.15.0.0
         - kleene < 0 # tried kleene-0.1, but its *library* does not support: base-4.15.0.0
-        - koji < 0 # tried koji-0.0.2, but its *library* requires the disabled package: haxr
         - kraken < 0 # tried kraken-0.1.0, but its *library* does not support: base-4.15.0.0
         - lambdabot-core < 0 # tried lambdabot-core-5.3.0.2, but its *library* requires the disabled package: dependent-sum
         - lambdabot-core < 0 # tried lambdabot-core-5.3.0.2, but its *library* requires the disabled package: dependent-sum-template
@@ -6701,7 +6699,6 @@ packages:
         - yesod-static-angular < 0 # tried yesod-static-angular-0.1.8, but its *library* does not support: yesod-core-1.6.21.0
         - yesod-static-angular < 0 # tried yesod-static-angular-0.1.8, but its *library* does not support: yesod-static-1.6.1.0
         - yesod-static-angular < 0 # tried yesod-static-angular-0.1.8, but its *library* requires the disabled package: hamlet
-        - yjsvg < 0 # tried yjsvg-0.2.0.1, but its *library* requires the disabled package: HaXml
         - zasni-gerna < 0 # tried zasni-gerna-0.0.7.1, but its *library* requires the disabled package: papillon
         - ziptastic-client < 0 # tried ziptastic-client-0.3.0.3, but its *library* does not support: base-compat-0.11.2
         - ziptastic-client < 0 # tried ziptastic-client-0.3.0.3, but its *library* does not support: servant-0.18.3