diff --git a/package-lock.json b/package-lock.json
index ceb8fd3..baa08fe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -184,9 +184,9 @@
             }
         },
         "bl": {
-            "version": "2.2.0",
-            "resolved": "https://registry.npmjs.org/bl/-/bl-2.2.0.tgz",
-            "integrity": "sha512-wbgvOpqopSr7uq6fJrLH8EsvYMJf9gzfo2jCsL2eTy75qXPukA4pCgHamOQkZtY5vmfVtjB+P3LNlMHW5CEZXA==",
+            "version": "2.2.1",
+            "resolved": "https://registry.npmjs.org/bl/-/bl-2.2.1.tgz",
+            "integrity": "sha512-6Pesp1w0DEX1N550i/uGV/TqucVL4AM/pgThFSN/Qq9si1/DF9aIHs1BxD8V/QU0HoeHO6cQRTAuYnLPKq1e4g==",
             "requires": {
                 "readable-stream": "^2.3.5",
                 "safe-buffer": "^5.1.1"
@@ -764,7 +764,7 @@
         },
         "http-errors": {
             "version": "1.6.3",
-            "resolved": "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
+            "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
             "integrity": "sha1-i1VoC7S+KDoLW/TqLjhYC+HZMg0=",
             "requires": {
                 "depd": "~1.1.2",
@@ -1100,7 +1100,7 @@
                 },
                 "source-map": {
                     "version": "0.1.43",
-                    "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
+                    "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
                     "integrity": "sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=",
                     "requires": {
                         "amdefine": ">=0.0.4"
@@ -1721,7 +1721,7 @@
                 },
                 "source-map": {
                     "version": "0.1.43",
-                    "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
+                    "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.1.43.tgz",
                     "integrity": "sha1-wkvBRspRfBRx9drL4lcbK3+eM0Y=",
                     "requires": {
                         "amdefine": ">=0.0.4"