diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # ChangeLog for yesod-persistent
 
+## 1.6.0.3
+
+* Replace call to `connPrepare` with `getStmtConn`. [#1635](https://github.com/yesodweb/yesod/issues/1635)
+
 ## 1.6.0.2
 
 * Add support for persistent 2.10
diff --git a/Yesod/Persist/Core.hs b/Yesod/Persist/Core.hs
--- a/Yesod/Persist/Core.hs
+++ b/Yesod/Persist/Core.hs
@@ -103,7 +103,7 @@
 #endif
 defaultGetDBRunner getPool = do
     pool <- fmap getPool getYesod
-    let withPrep conn f = f (persistBackend conn) (SQL.connPrepare $ persistBackend conn)
+    let withPrep conn f = f (persistBackend conn) (SQL.getStmtConn $ persistBackend conn)
     (relKey, (conn, local)) <- allocate
         (do
             (conn, local) <- takeResource pool
diff --git a/yesod-persistent.cabal b/yesod-persistent.cabal
--- a/yesod-persistent.cabal
+++ b/yesod-persistent.cabal
@@ -1,5 +1,5 @@
 name:            yesod-persistent
-version:         1.6.0.2
+version:         1.6.0.3
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>