diff --git a/package-lock.json b/package-lock.json
index 00306a11084..729fbb46bfa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -59,7 +59,7 @@
         "lodash": "^4.17.21",
         "lru-cache": "^7.14.1",
         "markdown-it": "^13.0.1",
-        "mirador": "^3.4.2",
+        "mirador": "^3.4.3",
         "mirador-dl-plugin": "^0.13.0",
         "mirador-share-plugin": "^0.16.0",
         "morgan": "^1.10.0",
@@ -16618,9 +16618,9 @@
       }
     },
     "node_modules/mirador": {
-      "version": "3.4.2",
-      "resolved": "https://registry.npmjs.org/mirador/-/mirador-3.4.2.tgz",
-      "integrity": "sha512-Gd7G4NkXq6/qD/De5soYspSo9VykAzrGFunKqUI3x9WShoZP23pYIEPoC/96tvfk3KMv+UbAUxDp99Xeo7vnVQ==",
+      "version": "3.4.3",
+      "resolved": "https://registry.npmjs.org/mirador/-/mirador-3.4.3.tgz",
+      "integrity": "sha512-yHoug0MHy4e9apykbbBhK+4CmbZS94zMxmugw2E2VX6iB0b2PKKY0JfYr/QfXh9P29YnWAbymaXJVpgbHVpTVw==",
       "dependencies": {
         "@material-ui/core": "^4.12.3",
         "@material-ui/icons": "^4.9.1",
diff --git a/package.json b/package.json
index ad795082ca2..1f90aa35834 100644
--- a/package.json
+++ b/package.json
@@ -146,7 +146,7 @@
     "lodash": "^4.17.21",
     "lru-cache": "^7.14.1",
     "markdown-it": "^13.0.1",
-    "mirador": "^3.4.2",
+    "mirador": "^3.4.3",
     "mirador-dl-plugin": "^0.13.0",
     "mirador-share-plugin": "^0.16.0",
     "morgan": "^1.10.0",