diff --git a/web/package-lock.json b/web/package-lock.json
index 954ed0718..a135835bf 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -862,9 +862,9 @@
             }
         },
         "codemirror": {
-            "version": "5.59.2",
-            "resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.59.2.tgz",
-            "integrity": "sha512-/D5PcsKyzthtSy2NNKCyJi3b+htRkoKv3idswR/tR6UAvMNKA7SrmyZy6fOONJxSRs1JlUWEDAbxqfdArbK8iA=="
+            "version": "5.59.3",
+            "resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.59.3.tgz",
+            "integrity": "sha512-p1d4BjmBBssgnEGtQeWvE5PdiDffqZjiJ77h2FZ2J2BpW9qdOzf6v7IQscyE+TgyKBQS3PpsYimfEDNgcNRZGQ=="
         },
         "collection-visit": {
             "version": "1.0.0",
diff --git a/web/package.json b/web/package.json
index 36fa5db79..d37f1ebdd 100644
--- a/web/package.json
+++ b/web/package.json
@@ -18,7 +18,7 @@
         "@types/codemirror": "0.0.108",
         "base64-js": "^1.5.1",
         "chart.js": "^2.9.4",
-        "codemirror": "^5.59.2",
+        "codemirror": "^5.59.3",
         "construct-style-sheets-polyfill": "^2.4.16",
         "flowchart.js": "^1.15.0",
         "lit-element": "^2.4.0",