diff --git a/spago.lock b/spago.lock
index 527e705..c636903 100644
--- a/spago.lock
+++ b/spago.lock
@@ -36,6 +36,7 @@ workspace:
         - transformers: ">=6.0.0 <7.0.0"
         - tuples: ">=7.0.0 <8.0.0"
         - typelevel-prelude: ">=7.0.0 <8.0.0"
+        - unlift: ">=1.0.1 <2.0.0"
         - unsafe-coerce: ">=6.0.0 <7.0.0"
       test_dependencies:
         - filterable
@@ -74,6 +75,7 @@ workspace:
         - fork
         - formatters
         - free
+        - freet
         - functions
         - functors
         - gen
@@ -87,6 +89,7 @@ workspace:
         - lists
         - maybe
         - mmorph
+        - monad-control
         - newtype
         - node-buffer
         - node-child-process
@@ -127,6 +130,7 @@ workspace:
         - typelevel-prelude
         - unfoldable
         - unicode
+        - unlift
         - unsafe-coerce
         - variant
   package_set:
@@ -924,6 +928,21 @@ packages:
       - transformers
       - tuples
       - unsafe-coerce
+  freet:
+    type: registry
+    version: 7.0.0
+    integrity: sha256-zkL6wU4ZPq8xz1kGFxoliWqyhBksepMJTyA68VEBaJo=
+    dependencies:
+      - aff
+      - bifunctors
+      - effect
+      - either
+      - exists
+      - free
+      - prelude
+      - tailrec
+      - transformers
+      - tuples
   functions:
     type: registry
     version: 6.0.0
@@ -1060,6 +1079,15 @@ packages:
       - free
       - functors
       - transformers
+  monad-control:
+    type: registry
+    version: 5.0.0
+    integrity: sha256-bgfDW30wbIm70NR1Tvvh9P+VFQMDh1wK2sSJXCj/dZc=
+    dependencies:
+      - aff
+      - freet
+      - identity
+      - lists
   newtype:
     type: registry
     version: 5.0.0
@@ -1567,6 +1595,23 @@ packages:
       - foldable-traversable
       - maybe
       - strings
+  unlift:
+    type: registry
+    version: 1.0.1
+    integrity: sha256-nbBCVV0fZz/3UHKoW11dcTwBYmQOIgK31ht2BN47RPw=
+    dependencies:
+      - aff
+      - effect
+      - either
+      - freet
+      - identity
+      - lists
+      - maybe
+      - monad-control
+      - prelude
+      - st
+      - transformers
+      - tuples
   unsafe-coerce:
     type: registry
     version: 6.0.0
diff --git a/spago.yaml b/spago.yaml
index eeefb6b..b6d8e68 100644
--- a/spago.yaml
+++ b/spago.yaml
@@ -46,6 +46,7 @@ package:
     - transformers: ">=6.0.0 <7.0.0"
     - tuples: ">=7.0.0 <8.0.0"
     - typelevel-prelude: ">=7.0.0 <8.0.0"
+    - unlift: ">=1.0.1 <2.0.0"
     - unsafe-coerce: ">=6.0.0 <7.0.0"
   test:
     main: Test.Main
diff --git a/src/Control.Monad.Postgres.Base.purs b/src/Control.Monad.Postgres.Base.purs
index 7bb03ce..c4e2ef8 100644
--- a/src/Control.Monad.Postgres.Base.purs
+++ b/src/Control.Monad.Postgres.Base.purs
@@ -17,8 +17,10 @@ import Effect.Aff (Fiber)
 import Effect.Aff.Class (class MonadAff, liftAff)
 import Effect.Aff.Postgres.Pool (Pool)
 import Effect.Aff.Postgres.Pool as Pool
+import Effect.Aff.Unlift (class MonadUnliftAff)
 import Effect.Class (class MonadEffect, liftEffect)
 import Effect.Exception (Error)
+import Effect.Unlift (class MonadUnliftEffect)
 import Prim.Row (class Union)
 
 -- | Monad handling pool resource acquisition & release
@@ -58,6 +60,8 @@ derive newtype instance (Bind m) => Bind (PostgresT m)
 derive newtype instance (Monad m) => Monad (PostgresT m)
 derive newtype instance (MonadEffect m) => MonadEffect (PostgresT m)
 derive newtype instance (MonadAff m) => MonadAff (PostgresT m)
+derive newtype instance (MonadUnliftEffect m) => MonadUnliftEffect (PostgresT m)
+derive newtype instance (MonadUnliftAff m) => MonadUnliftAff (PostgresT m)
 derive newtype instance MonadRec m => MonadRec (PostgresT m)
 derive newtype instance MonadTrans (PostgresT)
 derive newtype instance (MonadThrow e m) => MonadThrow e (PostgresT m)
diff --git a/src/Control.Monad.Postgres.Cursor.purs b/src/Control.Monad.Postgres.Cursor.purs
index 12dcc50..0611764 100644
--- a/src/Control.Monad.Postgres.Cursor.purs
+++ b/src/Control.Monad.Postgres.Cursor.purs
@@ -23,8 +23,10 @@ import Data.Traversable (traverse)
 import Data.Tuple.Nested (type (/\), (/\))
 import Effect.Aff (Fiber)
 import Effect.Aff.Class (class MonadAff)
+import Effect.Aff.Unlift (class MonadUnliftAff)
 import Effect.Class (class MonadEffect, liftEffect)
 import Effect.Exception (Error)
+import Effect.Unlift (class MonadUnliftEffect)
 
 newtype CursorT :: forall k. Type -> (k -> Type) -> k -> Type
 newtype CursorT t m a = CursorT (ReaderT (String /\ (Array Raw -> RepT t)) m a)
@@ -40,6 +42,8 @@ derive newtype instance (Monad m) => Monad (CursorT t m)
 derive newtype instance (MonadEffect m) => MonadEffect (CursorT t m)
 derive newtype instance (MonadAff m) => MonadAff (CursorT t m)
 derive newtype instance MonadRec m => MonadRec (CursorT t m)
+derive newtype instance (MonadUnliftEffect m) => MonadUnliftEffect (CursorT t m)
+derive newtype instance (MonadUnliftAff m) => MonadUnliftAff (CursorT t m)
 derive newtype instance MonadTrans (CursorT t)
 derive newtype instance (MonadThrow e m) => MonadThrow e (CursorT t m)
 derive newtype instance (MonadError e m) => MonadError e (CursorT t m)