Add bounds for containers

diff --git a/lsp-test.cabal b/lsp-test.cabal
index 80283b75b07f32b6844fa2caa3f8445fa86ffd5f..8f0a454d24992db4b8d3910ef5c37f9d76c9a63c 100644 (file)
--- a/lsp-test.cabal
+++ b/lsp-test.cabal
@@ -44,7 +44,7 @@ library
                      , bytestring
                      , conduit
                      , conduit-parse == 0.2.*
-                     , containers
+                     , containers >= 0.5.9
                      , data-default
                      , Diff
                      , directory