diff --git a/build-constraints.yaml b/build-constraints.yaml
index f3bdbe98d..d71e5fab6 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -6415,8 +6415,6 @@ packages:
         - captcha-core < 0 # tried captcha-core-0.1.0.1, but its *library* requires mtl >=2.2.2 && < 2.3 and the snapshot contains mtl-2.3.1
         - captcha-core < 0 # tried captcha-core-0.1.0.1, but its *library* requires o-clock >=1.2.1 && < 1.3 and the snapshot contains o-clock-1.4.0
         - captcha-core < 0 # tried captcha-core-0.1.0.1, but its *library* requires text >=1.2.4.1 && < 1.3 and the snapshot contains text-2.1
-        - cassava-megaparsec < 0 # tried cassava-megaparsec-2.1.0, but its *library* requires bytestring >=0.9 && < 0.12 and the snapshot contains bytestring-0.12.0.2
-        - cassava-megaparsec < 0 # tried cassava-megaparsec-2.1.0, but its *library* requires vector >=0.11 && < 0.13 and the snapshot contains vector-0.13.1.0
         - caster < 0 # tried caster-0.0.3.0, but its *library* requires the disabled package: fast-builder
         - category < 0 # tried category-0.2.5.0, but its *library* requires base >=4.10 && < 4.15 and the snapshot contains base-4.19.0.0
         - category < 0 # tried category-0.2.5.0, but its *library* requires the disabled package: dual
@@ -6650,7 +6648,6 @@ packages:
         - ekg-statsd < 0 # tried ekg-statsd-0.2.5.0, but its *library* requires time < 1.10 and the snapshot contains time-1.12.2
         - ekg-wai < 0 # tried ekg-wai-0.1.1.0, but its *library* requires time < 1.10 and the snapshot contains time-1.12.2
         - elliptic-curve < 0 # tried elliptic-curve-0.3.0, but its *library* requires protolude >=0.2 && < 0.3 and the snapshot contains protolude-0.3.4
-        - email-validate < 0 # tried email-validate-2.3.2.19, but its *library* requires template-haskell >=2.10.0.0 && < 2.21 and the snapshot contains template-haskell-2.21.0.0
         - emd < 0 # tried emd-0.2.0.0, but its *library* requires the disabled package: finite-typelits
         - envy < 0 # tried envy-2.1.2.0, but its *library* requires bytestring >=0.10 && < 0.11 || >=0.11 && < 0.12 and the snapshot contains bytestring-0.12.0.2
         - envy < 0 # tried envy-2.1.2.0, but its *library* requires text >=1.2 && < 1.3 || >=2.0 && < 2.1 and the snapshot contains text-2.1
@@ -8462,7 +8459,6 @@ packages:
         - xmonad-extras < 0 # tried xmonad-extras-0.17.1, but its *library* requires dbus >=1.2 && < 1.3 and the snapshot contains dbus-1.3.2
         - yeshql < 0 # tried yeshql-4.2.0.0, but its *library* requires the disabled package: yeshql-hdbc
         - yeshql < 0 # tried yeshql-4.2.0.0, but its *library* requires yeshql-core ==4.1.1.2 and the snapshot contains yeshql-core-4.2.0.0
-        - yesod < 0 # tried yesod-1.6.2.1, but its *library* requires the disabled package: yesod-form
         - yesod-alerts < 0 # tried yesod-alerts-0.1.3.0, but its *library* requires text >=0.11 && < 2.0 and the snapshot contains text-2.1
         - yesod-auth < 0 # tried yesod-auth-1.6.11.2, but its *library* requires the disabled package: email-validate
         - yesod-auth-basic < 0 # tried yesod-auth-basic-0.1.0.3, but its *library* requires the disabled package: yesod
@@ -8474,7 +8470,6 @@ packages:
         - yesod-auth-hashdb < 0 # tried yesod-auth-hashdb-1.7.1.7, but its *library* requires the disabled package: yesod-form
         - yesod-auth-oauth2 < 0 # tried yesod-auth-oauth2-0.7.1.3, but its *library* requires the disabled package: yesod-auth
         - yesod-fb < 0 # tried yesod-fb-0.6.1, but its *library* requires the disabled package: fb
-        - yesod-form < 0 # tried yesod-form-1.7.6, but its *library* requires the disabled package: email-validate
         - yesod-form-bootstrap4 < 0 # tried yesod-form-bootstrap4-3.0.1.1, but its *library* requires the disabled package: yesod-form
         - yesod-form-richtext < 0 # tried yesod-form-richtext-0.1.0.2, but its *library* requires yesod-core >=1.4 && < 1.5 and the snapshot contains yesod-core-1.6.25.1
         - yesod-form-richtext < 0 # tried yesod-form-richtext-0.1.0.2, but its *library* requires yesod-form >=1.4.4.1 && < 1.5 and the snapshot contains yesod-form-1.7.6