diff --git a/.gitignore b/.gitignore
index e047338..c33954f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,10 +1 @@
-*.o
-*.hi
-.cabal-sandbox
-cabal.sandbox.config
-connect-test
-dist
-simple-proxy
-testsuite
-request-rewrite-proxy
-spellTmp.bak
+dist-newstyle/
diff --git a/cabal.project b/cabal.project
new file mode 100644
index 0000000..8834d04
--- /dev/null
+++ b/cabal.project
@@ -0,0 +1,2 @@
+packages:
+  ./
diff --git a/cabal.project.local b/cabal.project.local
new file mode 100644
index 0000000..28a9171
--- /dev/null
+++ b/cabal.project.local
@@ -0,0 +1,2 @@
+tests: True
+test-show-details: direct
diff --git a/http-proxy.cabal b/http-proxy.cabal
index 7ef6aed..6416eff 100644
--- a/http-proxy.cabal
+++ b/http-proxy.cabal
@@ -46,20 +46,20 @@ library
                       , case-insensitive        >= 1.2
                       , conduit                 == 1.3.*
                       , conduit-extra           == 1.3.*
-                      , http-client             >= 0.6 && < 0.8
+                      , http-client             >= 0.6         && < 0.8
                       , http-conduit            == 2.3.*
                       , http-types              == 0.12.*
-                      , mtl                     == 2.2.*
+                      , mtl                     >= 2.2         && < 2.4
                       , network                 >= 3.1
-                      , resourcet               == 1.2.*
+                      , resourcet               >= 1.2         && < 1.4
                       , streaming-commons       == 0.2.*
-                      , tls                     == 1.5.*
-                      , text                    == 1.2.*
-                      , transformers            == 0.5.*
+                      , tls                     >= 1.5         && < 2.2
+                      , text                    >= 2.0         && < 2.2
+                      , transformers            >= 0.5         && < 0.7
                       , wai                     == 3.2.*
                       , wai-conduit             == 3.0.*
-                      , warp                    == 3.3.*
-                      , warp-tls                == 3.3.*
+                      , warp                    >= 3.3         && < 3.5
+                      , warp-tls                >= 3.3         && < 3.5