diff --git a/Gopkg.lock b/Gopkg.lock
index 4c0d2243..c18247be 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -478,17 +478,28 @@
   version = "v1.2.0"
 
 [[projects]]
-  digest = "1:23d963778896113e7cece2666264009d0f558418a0b4971708e2001b6d1dd794"
+  digest = "1:7395b855a6078ad2e6c40311402a057a91125fb9f32cf228e1b32cdc57c33538"
   name = "github.com/shirou/gopsutil"
   packages = [
+    "cpu",
     "host",
     "internal/common",
+    "mem",
+    "net",
     "process",
   ]
   pruneopts = "NUT"
   revision = "8048a2e9c5773235122027dd585cf821b2af1249"
   version = "v2.18.07"
 
+[[projects]]
+  branch = "master"
+  digest = "1:869e13958e05ca96407cecebea71a60310256aba8f70244d05a06ce09e3f60ba"
+  name = "github.com/shirou/w32"
+  packages = ["."]
+  pruneopts = "NUT"
+  revision = "bb4de0191aa41b5507caa14b0650cdbddcd9280b"
+
 [[projects]]
   digest = "1:01252cd79aac70f16cac02a72a1067dd136e0ad6d5b597d0129cf74c739fd8d1"
   name = "github.com/sirupsen/logrus"
@@ -498,12 +509,12 @@
   version = "v1.1.0"
 
 [[projects]]
-  digest = "1:bacb8b590716ab7c33f2277240972c9582d389593ee8d66fc10074e0508b8126"
+  digest = "1:6e7bb8be062d38ec9e9222973e81835554bfa2181b9ab29ff206514bd44fe8d2"
   name = "github.com/stretchr/testify"
   packages = ["assert"]
   pruneopts = "NUT"
-  revision = "f35b8ab0b5a2cef36673838d662e249dd9c94686"
-  version = "v1.2.2"
+  revision = "221dbe5ed46703ee255b1da0dec05086f5035f62"
+  version = "v1.4.0"
 
 [[projects]]
   branch = "master"
@@ -581,6 +592,14 @@
   pruneopts = "NUT"
   revision = "dd632973f1e7218eb1089048e0798ec9ae7dceb8"
 
+[[projects]]
+  digest = "1:18108594151654e9e696b27b181b953f9a90b16bf14d253dd1b397b025a1487f"
+  name = "gopkg.in/yaml.v2"
+  packages = ["."]
+  pruneopts = "NUT"
+  revision = "51d6538a90f86fe93ac480b35f37b2be17fef232"
+  version = "v2.2.2"
+
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
diff --git a/Gopkg.toml b/Gopkg.toml
index b62e0f55..40b5a836 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -119,4 +119,4 @@
 
 [[constraint]]
   name = "github.com/stretchr/testify"
-  version = "1.2.2"
+  version = "1.4.0"