diff --git a/statistics.cabal b/statistics.cabal
--- a/statistics.cabal
+++ b/statistics.cabal
@@ -1,5 +1,5 @@
 name:           statistics
-version:        0.13.2.1
+version:        0.13.2.2
 synopsis:       A library of statistical types, data, and functions
 description:
   This library provides a number of common functions and types useful
@@ -104,7 +104,7 @@
     monad-par         >= 0.3.4,
     mwc-random        >= 0.13.0.0,
     primitive         >= 0.3,
-    vector            >= 0.10,
+    vector            >= 0.9,
     vector-algorithms >= 0.4,
     vector-binary-instances >= 0.2.1
   if impl(ghc < 7.6)