diff --git a/package-lock.json b/package-lock.json
index 994424f..7a51597 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,14 +34,21 @@
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+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+        }
       }
     },
     "ambient-lib": {
@@ -600,11 +607,6 @@
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
       "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
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-    "fast-deep-equal": {
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-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk="
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@@ -1026,6 +1028,34 @@
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       "integrity": "sha1-8MaapQ78lbhmwYb0AKM3acsvEpE="
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+    "omron-iot-sensor-speech-agent": {
+      "version": "file:packages/omron-iot-sensor-speech-agent",
+      "requires": {
+        "openjtalk": "^0.1.6"
+      },
+      "dependencies": {
+        "openjtalk": {
+          "version": "0.1.6",
+          "resolved": "https://registry.npmjs.org/openjtalk/-/openjtalk-0.1.6.tgz",
+          "integrity": "sha1-9smVU1S7Trq/6HqCzcQYKsvdiQA=",
+          "requires": {
+            "uuid-v4": "*"
+          }
+        },
+        "uuid-v4": {
+          "version": "0.1.0",
+          "resolved": "https://registry.npmjs.org/uuid-v4/-/uuid-v4-0.1.0.tgz",
+          "integrity": "sha1-YtezEEBvbOz+oVKMafHo4LzsWjo="
+        }
+      }
+    },
+    "omron-iot-sensor-web-agent": {
+      "version": "file:packages/omron-iot-sensor-web-agent",
+      "requires": {
+        "express": "^4.17.1",
+        "socket.io": "^2.3.0"
+      }
+    },
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       "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz",
@@ -1080,34 +1110,6 @@
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       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
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-    "omron-iot-sensor-web-agent": {
-      "version": "file:packages/omron-iot-sensor-web-agent",
-      "requires": {
-        "express": "^4.17.1",
-        "socket.io": "^2.3.0"
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-    "omron-iot-sensor-speech-agent": {
-      "version": "file:packages/omron-iot-sensor-speech-agent",
-      "requires": {
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-          "resolved": "https://registry.npmjs.org/openjtalk/-/openjtalk-0.1.6.tgz",
-          "integrity": "sha1-9smVU1S7Trq/6HqCzcQYKsvdiQA=",
-          "requires": {
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-        "uuid-v4": {
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-          "resolved": "https://registry.npmjs.org/uuid-v4/-/uuid-v4-0.1.0.tgz",
-          "integrity": "sha1-YtezEEBvbOz+oVKMafHo4LzsWjo="
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       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/prebuild-install/-/prebuild-install-5.3.0.tgz",