diff --git a/default.nix b/default.nix
index 376e549..826077b 100644
--- a/default.nix
+++ b/default.nix
@@ -34,6 +34,10 @@ in
             attoparsec
             safe-exceptions
             transformers
+            conduit
+            conduit-extra
+            bytestring
+            text
           ];
         })
       ];
@@ -41,7 +45,7 @@ in
   in
     pkgs.dockerTools.buildImage {
       name = "git.pbrinkmeier.de/paul/jup";
-      tag = "1.4";
+      tag = "1.5";
       contents = [
         pkgsLinux.graphviz
       ];