diff --git a/package-lock.json b/package-lock.json
index 3749d360..d95204c1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -533,7 +533,7 @@
     },
     "chalk": {
       "version": "1.1.3",
-      "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
       "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
       "requires": {
         "ansi-styles": "^2.2.1",
@@ -811,9 +811,9 @@
       }
     },
     "elasticsearch": {
-      "version": "15.5.0",
-      "resolved": "https://registry.npmjs.org/elasticsearch/-/elasticsearch-15.5.0.tgz",
-      "integrity": "sha512-ZGKKaDkOFAap61ObBNkAxhYXCcAbRfkI4NVoSeLGnTD6/cItvY2j9LII/VV8/zclGe1x5m6DsVp47E4ze4aAeQ==",
+      "version": "16.6.0",
+      "resolved": "https://registry.npmjs.org/elasticsearch/-/elasticsearch-16.6.0.tgz",
+      "integrity": "sha512-MhsdE2JaBJoV1EGzSkCqqhNGxafXJuhPr+eD3vbXmsk/QWhaiU12oyXF0VhjcL8+UlwTHv0CAUbyjtE1wqoIdw==",
       "requires": {
         "agentkeepalive": "^3.4.1",
         "chalk": "^1.0.0",
@@ -1335,7 +1335,7 @@
     },
     "fast-deep-equal": {
       "version": "1.1.0",
-      "resolved": "http://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
       "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
       "dev": true
     },
@@ -2345,7 +2345,7 @@
       "dependencies": {
         "commander": {
           "version": "2.15.1",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
           "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
           "dev": true
         },
@@ -3243,7 +3243,7 @@
     },
     "semver": {
       "version": "4.3.2",
-      "resolved": "http://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
       "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c="
     },
     "set-blocking": {
@@ -3446,7 +3446,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "requires": {
         "ansi-regex": "^2.0.0"
@@ -3705,7 +3705,7 @@
     },
     "uuid": {
       "version": "2.0.3",
-      "resolved": "http://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
       "integrity": "sha1-Z+LoY3lyFVMN/zGOW/nc6/1Hsho="
     },
     "v8-compile-cache": {
diff --git a/package.json b/package.json
index 2a493661..714e8f60 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "author": "O.C. Tanner",
   "license": "Apache-2.0",
   "dependencies": {
-    "elasticsearch": "15.5.0",
+    "elasticsearch": "16.6.0",
     "node-jose": "^1.1.3",
     "pg": "^7.18.1",
     "uuid": "2.0.3"