diff --git a/package-lock.json b/package-lock.json
index 867061e..882d32a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -187,6 +187,12 @@
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+        "buffer-crc32": "~0.2.3",
+        "fd-slicer": "~1.1.0"
       }
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+    "yocto-queue": {
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   }
 }
diff --git a/package.json b/package.json
index d0f99a5..ee29c8e 100644
--- a/package.json
+++ b/package.json
@@ -41,16 +41,16 @@
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     "babel-preset-es2015": "^6.24.1",
     "babel-register": "^6.26.0",
-    "codecov": "^3.1.0",
-    "concurrently": "^4.1.0",
+    "codecov": "^3.8.1",
+    "concurrently": "^5.3.0",
     "eslint": "^5.12.0",
     "express": "^4.16.4",
-    "kefir": "^3.8.5",
+    "kefir": "^3.8.8",
     "kefir.ramda": "^0.26.0",
     "klipse-github-docs-generator": "^0.3.8",
-    "livereload": "^0.8.0",
-    "mocha": "^5.2.0",
-    "mocha-headless-chrome": "^2.0.1",
+    "livereload": "^0.9.1",
+    "mocha": "^8.3.0",
+    "mocha-headless-chrome": "^3.1.0",
     "nyc": "^12.0.1",
     "ramda": "^0.26.1",
     "rollup": "^1.0.1",