diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,12 @@
 # ChangeLog
 
+## 0.7.15
+
+* Adds support for `text >= 2`. See [#170][].
+
+[#170]: https://github.com/mgsloan/store/issues/170
+
+
 ## 0.7.14
 
 * Fixes build with ghc-8.10 (broken in last release due to differences
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -59,6 +59,11 @@
   to store all the elements. Malicious or malformed input could cause
   allocation of large amounts of memory.  See [issue #122][].
 
+* Serialization may vary based on the version of datatypes. For
+  example, `Text` serialized from `text < 2` will not be compatible
+  with `Text` from `text >= 2`, because the internal representation
+  switched from UTF-16 to UTF-8.
+
 [issue #122]: https://github.com/fpco/store/issues/122
 
 ## Blog posts
diff --git a/src/Data/Store/Internal.hs b/src/Data/Store/Internal.hs
--- a/src/Data/Store/Internal.hs
+++ b/src/Data/Store/Internal.hs
@@ -443,8 +443,21 @@
     peek = fmap LBS.fromStrict peek
 
 instance Store T.Text where
+#if MIN_VERSION_text(2,0,0)
     size = VarSize $ \x ->
         sizeOf (undefined :: Int) +
+        T.lengthWord8 x
+    poke x = do
+        let !(T.Text (TA.ByteArray array) w8Off w8Len) = x
+        poke w8Len
+        pokeFromByteArray array w8Off w8Len
+    peek = do
+        w8Len <- peek
+        ByteArray array <- peekToByteArray "Data.Text.Text" w8Len
+        return (T.Text (TA.ByteArray array) 0 w8Len)
+#else
+    size = VarSize $ \x ->
+        sizeOf (undefined :: Int) +
         2 * (T.lengthWord16 x)
     poke x = do
         let !(T.Text (TA.Array array) w16Off w16Len) = x
@@ -454,6 +467,7 @@
         w16Len <- peek
         ByteArray array <- peekToByteArray "Data.Text.Text" (2 * w16Len)
         return (T.Text (TA.Array array) 0 w16Len)
+#endif
 
 ------------------------------------------------------------------------
 -- Known size instances
diff --git a/store.cabal b/store.cabal
--- a/store.cabal
+++ b/store.cabal
@@ -1,11 +1,11 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.34.5.
+-- This file has been generated from package.yaml by hpack version 0.34.4.
 --
 -- see: https://github.com/sol/hpack
 
 name:           store
-version:        0.7.14
+version:        0.7.15
 synopsis:       Fast binary serialization
 category:       Serialization, Data
 homepage:       https://github.com/mgsloan/store#readme