diff --git a/package-lock.json b/package-lock.json
index ebf321d..2536dc2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "highlight.js": "^11.11.1",
         "jquery": "^4.0.0",
         "medium-zoom": "^1.1.0",
-        "npm-check-updates": "19.6.5"
+        "npm-check-updates": "20.0.0"
       },
       "devDependencies": {
         "@asciidoctor/core": "^3.0.4",
@@ -7705,9 +7705,9 @@
       }
     },
     "node_modules/npm-check-updates": {
-      "version": "19.6.5",
-      "resolved": "https://registry.npmjs.org/npm-check-updates/-/npm-check-updates-19.6.5.tgz",
-      "integrity": "sha512-XlBUMC30relXfEerrnX239W9iB30U6Woz0Hj42Sv6iSF4EGOvj2mS2r45sZ3RglH0VPBxXOWooMxObZ/SMZhrw==",
+      "version": "20.0.0",
+      "resolved": "https://registry.npmjs.org/npm-check-updates/-/npm-check-updates-20.0.0.tgz",
+      "integrity": "sha512-qCs02x51irGf0okCttwv8lHEO2NxT903IJ2bKpG82kIzkm6pfT3CoWB5YIvqY/wi/DdnYRfI7eVfCYYymQgvCg==",
       "license": "Apache-2.0",
       "bin": {
         "ncu": "build/cli.js",
diff --git a/package.json b/package.json
index 92b15c2..1517d95 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "highlight.js": "^11.11.1",
     "jquery": "^4.0.0",
     "medium-zoom": "^1.1.0",
-    "npm-check-updates": "19.6.5"
+    "npm-check-updates": "20.0.0"
   },
   "devDependencies": {
     "@asciidoctor/core": "^3.0.4",