diff --git a/package.json b/package.json
index 504eb77..fc2aa7d 100644
--- a/package.json
+++ b/package.json
@@ -35,8 +35,8 @@
     "distributed-systems"
   ],
   "devDependencies": {
-    "@glennsl/bs-jest": "^0.3.2",
-    "@glennsl/bs-json": "^1.1.2",
+    "@glennsl/bs-jest": "^0.4.2",
+    "@glennsl/bs-json": "^1.2.0",
     "bs-platform": "^2.2.3",
     "coveralls": "^3.0.0",
     "husky": "^0.14.3",
diff --git a/yarn.lock b/yarn.lock
index e7c2da0..fecaae8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10,15 +10,15 @@
     esutils "^2.0.2"
     js-tokens "^3.0.0"
 
-"@glennsl/bs-jest@^0.3.2":
-  version "0.3.2"
-  resolved "https://registry.yarnpkg.com/@glennsl/bs-jest/-/bs-jest-0.3.2.tgz#b15f131c1c6c0988e2cfadccbb32f7047ee6b517"
+"@glennsl/bs-jest@^0.4.2":
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/@glennsl/bs-jest/-/bs-jest-0.4.2.tgz#c8bd899aca0feae5927f4778cbdeb4c46bb2eef9"
   dependencies:
     jest "^22.0.4"
 
-"@glennsl/bs-json@^1.1.2":
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/@glennsl/bs-json/-/bs-json-1.1.2.tgz#294c63eea060036e9df9b413caf42fa3ccd5afe3"
+"@glennsl/bs-json@^1.2.0":
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@glennsl/bs-json/-/bs-json-1.2.0.tgz#8a2175458cf425614d20bb5542a2eb92b09bd4fc"
 
 "@types/node@*":
   version "9.3.0"