diff --git a/mail-pool.cabal b/mail-pool.cabal
--- a/mail-pool.cabal
+++ b/mail-pool.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 0f644bc77dbb29013197d257b8c6e58622444333b3b33d4ced4338cbf8a12bbb
+-- hash: cbd36a55a0bc6a23d7c34c05cc5192f66ef504d18668710b4a320e4da06a8dc8
 
 name:           mail-pool
-version:        2.0.0
+version:        2.0.1
 synopsis:       Preconfigured email connection pool on top of smtp.
 description:    Email helper functions with some sane defaults such as a resource pool and cli support
 category:       Email
@@ -36,15 +36,15 @@
   default-extensions: EmptyCase FlexibleContexts FlexibleInstances InstanceSigs MultiParamTypeClasses LambdaCase MultiWayIf NamedFieldPuns TupleSections DeriveFoldable DeriveFunctor DeriveGeneric DeriveLift DeriveTraversable DerivingStrategies GeneralizedNewtypeDeriving StandaloneDeriving OverloadedStrings TypeApplications
   ghc-options: -Wall -Wcompat -Wincomplete-uni-patterns -Wredundant-constraints -Wincomplete-record-updates -Widentities
   build-depends:
-      HaskellNet
-    , HaskellNet-SSL
+      HaskellNet >=0.5.1 && <0.6
+    , HaskellNet-SSL >=0.3.4.1 && <0.4
     , base >=4.7 && <5
-    , microlens
-    , mime-mail
-    , network
-    , optparse-applicative
-    , resource-pool
-    , time
+    , microlens >=0.4.10 && <0.5.0
+    , mime-mail >=0.4.14 && <0.5
+    , network >=2.8.0.0 && <3.0.0.0
+    , optparse-applicative >=0.14.3.0 && <0.15
+    , resource-pool >=0.2.3.2 && <0.3.0.0
+    , time >=1.8.0.2 && <1.9
   default-language: Haskell2010
 
 executable exe
@@ -56,14 +56,14 @@
   default-extensions: EmptyCase FlexibleContexts FlexibleInstances InstanceSigs MultiParamTypeClasses LambdaCase MultiWayIf NamedFieldPuns TupleSections DeriveFoldable DeriveFunctor DeriveGeneric DeriveLift DeriveTraversable DerivingStrategies GeneralizedNewtypeDeriving StandaloneDeriving OverloadedStrings TypeApplications
   ghc-options: -Wall -Wcompat -Wincomplete-uni-patterns -Wredundant-constraints -Wincomplete-record-updates -Widentities -threaded -rtsopts -with-rtsopts=-N
   build-depends:
-      HaskellNet
-    , HaskellNet-SSL
+      HaskellNet >=0.5.1 && <0.6
+    , HaskellNet-SSL >=0.3.4.1 && <0.4
     , base >=4.7 && <5
     , mail-pool
-    , microlens
-    , mime-mail
-    , network
-    , optparse-applicative
-    , resource-pool
-    , time
+    , microlens >=0.4.10 && <0.5.0
+    , mime-mail >=0.4.14 && <0.5
+    , network >=2.8.0.0 && <3.0.0.0
+    , optparse-applicative >=0.14.3.0 && <0.15
+    , resource-pool >=0.2.3.2 && <0.3.0.0
+    , time >=1.8.0.2 && <1.9
   default-language: Haskell2010