diff --git a/rebar.config b/rebar.config
index f5092985..1035edfa 100644
--- a/rebar.config
+++ b/rebar.config
@@ -1,7 +1,7 @@
 {lib_dirs,[".."]}.
 {deps_dir,["deps"]}.
 {deps,[
-    {cowboy,        ".*", {git, "git://github.com/extend/cowboy",          {tag,"0.9.0"}}},
+    {cowboy,        ".*", {git, "git://github.com/extend/cowboy",          {tag,"1.0.1"}}},
     {gproc,         ".*", {git, "git://github.com/uwiger/gproc.git",       {tag,"0.3"}}},
     {erlydtl,       ".*", {git, "git://github.com/evanmiller/erlydtl.git", {tag,"0.8.0"}}}
 ]}.
diff --git a/samples/mad b/samples/mad
index 3af78834..8719e05b 100755
Binary files a/samples/mad and b/samples/mad differ
diff --git a/samples/rebar.config b/samples/rebar.config
index d50389da..f3da3bc0 100644
--- a/samples/rebar.config
+++ b/samples/rebar.config
@@ -4,14 +4,14 @@
 {deps, [
     {mad,    ".*", {git, "git://github.com/synrc/mad",          {tag, "master"} }},
     {erlydtl,".*", {git, "git://github.com/evanmiller/erlydtl", {tag, "0.8.0"}  }},
-    {cowboy, ".*", {git, "git://github.com/extend/cowboy",      {tag, "0.9.0"}  }},
+    {cowboy, ".*", {git, "git://github.com/extend/cowboy",      {tag, "1.0.1"}  }},
     {gproc,  ".*", {git, "git://github.com/uwiger/gproc.git",   {tag, "0.3"}    }},
     {fs,     ".*", {git, "git://github.com/synrc/fs",           {tag, "0.9"}    }},
     {sh,     ".*", {git, "git://github.com/synrc/sh",           {tag, "0.9"}    }},
     {kjell,  ".*", {git, "git://github.com/karlll/kjell",       {tag, "master"} }},
     {active, ".*", {git, "git://github.com/synrc/active",       {tag, "0.9"}    }},
     {rest,   ".*", {git, "git://github.com/synrc/rest",         {tag, "1.5.0"}  }},
-    {kvs,    ".*", {git, "git://github.com/synrc/kvs",          {tag, "master"} }},
+    {kvs,    ".*", {git, "git://github.com/synrc/kvs",          {tag, "2.1"}    }},
     {n2o,    ".*", {git, "git://github.com/5HT/n2o",            {tag, "master"} }}
 ]}.
 {shell_driver,start_kjell}.