From fc5a532cf4469cddf8dba93acc09ae71ef2a453c Mon Sep 17 00:00:00 2001
From: Malte Brandy <malte.brandy@maralorn.de>
Date: Fri, 26 Jun 2020 19:22:21 +0200
Subject: [PATCH] Fix error

---
 overlays/testing.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/overlays/testing.nix b/overlays/testing.nix
index 3936aa72..e1e2756c 100644
--- a/overlays/testing.nix
+++ b/overlays/testing.nix
@@ -14,7 +14,7 @@ let
       say [i|Trying to build ${name} config for #{hostname} ...|]
       let command = ${commandline}
       bracket
-        (decodeUtf8 <$> mktemp |> captureTrim)
+        (decodeUtf8 <$> ((mktemp |> captureTrim) :: IO ByteString))
         rm
         (\logFile -> onException (command &> Append logFile &!> Append logFile) (cat logFile))
       say [i|Build of ${name} config for #{hostname} was successful.|]