diff --git a/cabal.project b/cabal.project
index e6fdbadb..6210c002 100644
--- a/cabal.project
+++ b/cabal.project
@@ -1 +1,4 @@
 packages: .
+
+if arch(javascript)
+  extra-packages: ghci
diff --git a/reflex.cabal b/reflex.cabal
index 1cc96e18..ef0b397c 100644
--- a/reflex.cabal
+++ b/reflex.cabal
@@ -71,24 +71,24 @@ library
   hs-source-dirs: src
   build-depends:
     MemoTrie == 0.6.*,
-    base >= 4.11 && < 4.19,
+    base >= 4.11 && <= 4.21,
     bifunctors >= 5.2 && < 5.7,
     comonad >= 5.0.4 && < 5.1,
-    commutative-semigroups >= 0.1 && <0.2,
-    constraints >= 0.10 && <0.14,
+    commutative-semigroups >= 0.1 && <= 0.2.0.1,
+    constraints >= 0.10 && <= 0.14.2,
     constraints-extras >= 0.3 && < 0.5,
-    containers >= 0.6 && < 0.7,
+    containers >= 0.6 && <= 0.7,
     data-default >= 0.5 && < 0.8,
     dependent-map >= 0.3 && < 0.5,
     exceptions >= 0.10 && < 0.11,
     exception-transformers >= 0.4 && < 0.5,
-    lens >= 4.7 && < 5.3,
+    lens >= 4.7 && <= 5.3.2,
     mmorph >= 1.0 && < 1.3,
     monad-control >= 1.0.1 && < 1.1,
     mtl >= 2.1 && < 2.4,
     patch >= 0.0.7 && < 0.1,
     prim-uniq >= 0.1.0.1 && < 0.3,
-    primitive >= 0.5 && < 0.8,
+    primitive >= 0.5 && <= 0.9.1.0,
     profunctors >= 5.3 && < 5.7,
     random >= 1.1 && < 1.3,
     ref-tf >= 0.4 && < 0.6,
@@ -189,7 +189,7 @@ library
       dependent-sum >= 0.6 && < 0.8,
       haskell-src-exts >= 1.16 && < 1.24,
       haskell-src-meta >= 0.6 && < 0.9,
-      template-haskell >= 2.9 && < 2.21
+      template-haskell >= 2.9 && <= 2.22.0.0
     exposed-modules:
       Reflex.Dynamic.TH
     other-extensions: TemplateHaskell
@@ -267,7 +267,7 @@ test-suite hlint
     build-depends: hlint (< 2.1 || >= 2.2.2) && < 3.5
   else
     build-depends: hlint >= 3.5 && < 3.6
-  if impl(ghcjs)
+  if impl(ghcjs) || arch(javascript)
     buildable: False
 
 test-suite EventWriterT
@@ -471,6 +471,8 @@ benchmark spider-bench
     Reflex.TestPlan
     Reflex.Plan.Reflex
     Reflex.Bench.Focused
+  if arch(javascript)
+    buildable: False
 
 benchmark saulzar-bench
   default-language: Haskell2010
@@ -500,6 +502,8 @@ benchmark saulzar-bench
     Reflex.TestPlan
     Reflex.Plan.Reflex
     Reflex.Bench.Focused
+  if arch(javascript)
+    buildable: False
 
 source-repository head
   type: git
diff --git a/src/Reflex/PerformEvent/Base.hs b/src/Reflex/PerformEvent/Base.hs
index 152460f9..9fae30ae 100644
--- a/src/Reflex/PerformEvent/Base.hs
+++ b/src/Reflex/PerformEvent/Base.hs
@@ -73,7 +73,7 @@ instance (PrimMonad (HostFrame t), ReflexHost t) => PrimMonad (PerformEventT t m
   type PrimState (PerformEventT t m) = PrimState (HostFrame t)
   primitive = PerformEventT . lift . primitive
 
-instance (ReflexHost t, Ref m ~ Ref IO) => PerformEvent t (PerformEventT t m) where
+instance (Monad (HostFrame t), ReflexHost t, Ref m ~ Ref IO) => PerformEvent t (PerformEventT t m) where
   type Performable (PerformEventT t m) = HostFrame t
   {-# INLINABLE performEvent_ #-}
   performEvent_ = PerformEventT . requesting_