diff --git a/devforms.cabal b/devforms.cabal
--- a/devforms.cabal
+++ b/devforms.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               devforms
-version:            0.3.0.0
+version:            0.3.0.1
 synopsis:           A builder DSL for HTML survey forms with built-in server and storage
 description:
     devforms is a Haskell library for building HTML survey forms using a
diff --git a/src/Server.hs b/src/Server.hs
--- a/src/Server.hs
+++ b/src/Server.hs
@@ -56,7 +56,7 @@
                             answerTime <- liftIO getCurrentTime
                             let answerPairsWithTime = ("_submissiondatetime", JSON.toJSON answerTime) : answerPairs
                             let encoded = JSON.encode $ JSON.object answerPairsWithTime
-                            appendFileLBS ("answers-" <> toString formId <> ".jsonl") ("\n" <> encoded)
+                            appendFileLBS ("answers-" <> toString formId <> ".jsonl") (encoded <> "\n")
                             Scotty.html $ renderText $ p_ "Form submitted"
             )