diff --git a/ChangeLog.md b/ChangeLog.md
index 79a7aee506..a528d00f4e 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -215,6 +215,8 @@ Other enhancements:
   new-build`. See
   [#4706](https://github.com/commercialhaskell/stack/issues/4706).
 * Use a database cache table to speed up discovery of installed GHCs
+* You can specify multiple `--test-arguments` options. See
+  [#2226](https://github.com/commercialhaskell/stack/issues/2226)
 
 Bug fixes:
 
diff --git a/src/Stack/Options/TestParser.hs b/src/Stack/Options/TestParser.hs
index 20e8cf9ad9..144c7b9db0 100644
--- a/src/Stack/Options/TestParser.hs
+++ b/src/Stack/Options/TestParser.hs
@@ -18,8 +18,8 @@ testOptsParser hide0 =
                 "running already successful tests"
                 hide
         <*> fmap
-                (fromMaybe [])
-                (optional
+                concat
+                (many
                     (argsOption
                         (long "test-arguments" <>
                          long "ta" <>