diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.3.7.1
+
+* Bumped `vector` upper bound.
+
 # 0.3.7.0
 
 * New minor release (microlens-th-0.4.1).
diff --git a/microlens-platform.cabal b/microlens-platform.cabal
--- a/microlens-platform.cabal
+++ b/microlens-platform.cabal
@@ -1,5 +1,5 @@
 name:                microlens-platform
-version:             0.3.7.0
+version:             0.3.7.1
 synopsis:            Feature-complete microlens
 description:
   This package exports a module which is the recommended starting point for using <http://hackage.haskell.org/package/microlens microlens> if you aren't trying to keep your dependencies minimal. By importing @Lens.Micro.Platform@ you get all functions and instances from <http://hackage.haskell.org/package/microlens microlens>, <http://hackage.haskell.org/package/microlens-th microlens-th>, <http://hackage.haskell.org/package/microlens-mtl microlens-mtl>, <http://hackage.haskell.org/package/microlens-ghc microlens-ghc>, as well as instances for @Vector@, @Text@, and @HashMap@.
@@ -36,7 +36,7 @@
                      , microlens-th ==0.4.1.*
                      , text >=0.11 && <1.3
                      , unordered-containers >=0.2.4 && <0.3
-                     , vector >=0.9 && <0.12
+                     , vector >=0.9 && <0.13
 
   ghc-options:
     -Wall -fwarn-tabs