diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for reflex-dom-core
 
+## 0.7.0.3
+
+* Loosen version bounds of aeson, ref-tf and constraints
+
 ## 0.7.0.2
 
 * Require reflex >= 0.8.2.1 and switch to `commutative-semigroups`
diff --git a/reflex-dom-core.cabal b/reflex-dom-core.cabal
--- a/reflex-dom-core.cabal
+++ b/reflex-dom-core.cabal
@@ -1,6 +1,6 @@
 cabal-version: 1.24
 Name: reflex-dom-core
-Version: 0.7.0.2
+Version: 0.7.0.3
 Synopsis: Functional Reactive Web Apps with Reflex
 Description:
   Web applications without callbacks or side-effects.
@@ -67,7 +67,7 @@
 library
   hs-source-dirs: src
   build-depends:
-    aeson >= 0.8 && < 2.1,
+    aeson >= 0.8 && < 2.2,
     base >= 4.7 && < 4.15,
     bifunctors >= 4.2 && < 6,
     bimap >= 0.3 && < 0.5,
@@ -76,7 +76,7 @@
     case-insensitive < 1.3,
     commutative-semigroups >=0.1 && <0.2,
     containers >= 0.6 && < 0.7,
-    constraints >= 0.9 && < 0.13,
+    constraints >= 0.9 && < 0.14,
     contravariant >= 1.4 && < 1.6,
     data-default >= 0.5 && < 0.8,
     dependent-map >= 0.3 && < 0.5,
@@ -93,7 +93,7 @@
     mtl >= 2.1 && < 2.3,
     primitive >= 0.5 && < 0.8,
     random >= 1.1 && < 1.3,
-    ref-tf == 0.4.*,
+    ref-tf >= 0.4 && < 0.6,
     reflex >= 0.8.2.1 && < 0.9,
     semigroups >= 0.16 && < 0.20,
     stm >= 2.4 && < 2.6,