diff --git a/package-lock.json b/package-lock.json
index 34e0b01e0e..a79328dd23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,9 +5,9 @@
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-      "integrity": "sha1-wQI3G27Dp887hHygDCC7D85Mbeo=",
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@@ -135,9 +135,9 @@
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-      "integrity": "sha1-u13KOCu5TwXhUZQ3PRb9O6HKEQ0=",
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@@ -223,9 +223,9 @@
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@@ -257,11 +257,11 @@
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+          "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.0.8.tgz",
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+            "mongodb-core": "3.0.8"
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@@ -712,7 +712,7 @@
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+        "arsenal": "github:scality/Arsenal#5bf7fef53ca0f409dbba1e19095a25bd3862b0f8",
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@@ -733,11 +733,30 @@
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@@ -4032,9 +4019,9 @@
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-      "resolved": "https://registry.npmjs.org/safe-json-stringify/-/safe-json-stringify-1.1.0.tgz",
-      "integrity": "sha512-EzBtUaFH9bHYPc69wqjp0efJI/DPNHdFbGE3uIMn4sVbO0zx8vZ8cG4WKxQfOpUOKsQyGBiT2mTqnCw+6nLswA=="
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/safe-json-stringify/-/safe-json-stringify-1.2.0.tgz",
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@@ -4097,9 +4084,9 @@
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-      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-2.7.0.tgz",
-      "integrity": "sha512-RkE9rGPHcxYZ/baYmgJtOSM63vH0Vyq+ma5TijBcLla41SWlh8t6XYIGMR/oeZcmr+/G8k+zrClkkVrtnQ0esg==",
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-2.8.1.tgz",
+      "integrity": "sha512-lSSHRSw3mQNUGPAYRqo7xy9dhKmxFXIjLjp4KHpf99GEH2VH7C3AM+Qfx6du6jhfUi6Vm7XnbEVEf7Wb6N8jRw==",
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@@ -4330,7 +4317,7 @@
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       "requires": {
         "looper": "3.0.0",
-        "pull-stream": "3.6.7"
+        "pull-stream": "3.6.8"
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       "dependencies": {
         "looper": {
@@ -4447,14 +4434,14 @@
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     "tar-fs": {
-      "version": "1.16.0",
-      "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-1.16.0.tgz",
-      "integrity": "sha512-I9rb6v7mjWLtOfCau9eH5L7sLJyU2BnxtEZRQ5Mt+eRKmf1F0ohXmT/Jc3fr52kDvjJ/HV5MH3soQfPL5bQ0Yg==",
+      "version": "1.16.2",
+      "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-1.16.2.tgz",
+      "integrity": "sha512-LdknWjPEiZC1nOBwhv0JBzfJBGPJar08dZg2rwZe0ZTLQoRGEzgrl7vF3qUEkCHpI/wN9e7RyCuDhMsJUCLPPQ==",
       "requires": {
         "chownr": "1.0.1",
         "mkdirp": "0.5.1",
         "pump": "1.0.3",
-        "tar-stream": "1.5.5"
+        "tar-stream": "1.6.1"
       },
       "dependencies": {
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@@ -4469,13 +4456,16 @@
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-      "version": "1.5.5",
-      "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-1.5.5.tgz",
-      "integrity": "sha512-mQdgLPc/Vjfr3VWqWbfxW8yQNiJCbAZ+Gf6GDu1Cy0bdb33ofyiNGBtAY96jHFhDuivCwgW1H9DgTON+INiXgg==",
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-1.6.1.tgz",
+      "integrity": "sha512-IFLM5wp3QrJODQFPm6/to3LJZrONdBY/otxcvDIQzu217zKye6yVR3hhi9lAjrC2Z+m/j5oDxMPb1qcd8cIvpA==",
       "requires": {
         "bl": "1.2.2",
+        "buffer-alloc": "1.1.0",
         "end-of-stream": "1.4.1",
+        "fs-constants": "1.0.0",
         "readable-stream": "2.3.6",
+        "to-buffer": "1.1.1",
         "xtend": "4.0.1"
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@@ -4532,6 +4522,11 @@
       "resolved": "https://registry.npmjs.org/to-array/-/to-array-0.1.4.tgz",
       "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA="
     },
+    "to-buffer": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/to-buffer/-/to-buffer-1.1.1.tgz",
+      "integrity": "sha512-lx9B5iv7msuFYE3dytT+KE5tap+rNYw+K4jVkb9R/asAb+pbBSM17jtunHplhBe6RRJdZx3Pn2Jph24O32mOVg=="
+    },
     "to-fast-properties": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-1.0.3.tgz",
@@ -4697,7 +4692,7 @@
     "utapi": {
       "version": "github:scality/utapi#2970d13b3fea0ab592afe477133308280b80e984",
       "requires": {
-        "arsenal": "github:scality/Arsenal#19bee770eabb42ca25033e45ab99559b2310b09d",
+        "arsenal": "github:scality/Arsenal#5bf7fef53ca0f409dbba1e19095a25bd3862b0f8",
         "async": "2.5.0",
         "ioredis": "2.4.0",
         "node-schedule": "1.2.0",
@@ -4737,7 +4732,7 @@
     "vaultclient": {
       "version": "github:scality/vaultclient#b00ae12b30075ba87982fcab81844c339927570b",
       "requires": {
-        "arsenal": "github:scality/Arsenal#19bee770eabb42ca25033e45ab99559b2310b09d",
+        "arsenal": "github:scality/Arsenal#5bf7fef53ca0f409dbba1e19095a25bd3862b0f8",
         "commander": "2.9.0",
         "werelogs": "github:scality/werelogs#0f97dc5b1d61cd38d618cf215be3c531c0e4e7d5",
         "xml2js": "0.4.17"
@@ -4783,7 +4778,7 @@
     "werelogs": {
       "version": "github:scality/werelogs#0f97dc5b1d61cd38d618cf215be3c531c0e4e7d5",
       "requires": {
-        "safe-json-stringify": "1.1.0"
+        "safe-json-stringify": "1.2.0"
       }
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     "which": {
@@ -4800,9 +4795,9 @@
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     },
     "wide-align": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.2.tgz",
-      "integrity": "sha512-ijDLlyQ7s6x1JgCLur53osjm/UXUYD9+0PbYKrBsYisYXzCxN+HC3mYDNy/dWdmf3AwqwU3CXwDCvsNgGK1S0w==",
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "requires": {
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       }
diff --git a/package.json b/package.json
index 7f67e89f24..1e6726f7a8 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "lolex": "^1.4.0",
     "mocha": "^2.3.4",
     "mocha-junit-reporter": "1.11.1",
-    "node-mocks-http": "^1.5.2",
+    "node-mocks-http": "1.5.2",
     "s3blaster": "scality/s3blaster#z/1.0",
     "tv4": "^1.2.7"
   },