diff --git a/package-lock.json b/package-lock.json
index 19802fd9..53ad228c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "@rollup/stream": "^3.0.1",
         "autoprefixer": "^10.4.20",
         "bloodhound-js": "^1.2.3",
-        "bootstrap": "^4.6.2",
+        "bootstrap": "^5.3.5",
         "bootstrap4-toggle": "^3.6.1",
         "browser-sync": "^3.0.3",
         "ckeditor-youtube-plugin": "^2.1.19",
@@ -1881,6 +1881,17 @@
         "node": ">= 8"
       }
     },
+    "node_modules/@popperjs/core": {
+      "version": "2.11.8",
+      "resolved": "https://registry.npmjs.org/@popperjs/core/-/core-2.11.8.tgz",
+      "integrity": "sha512-P1st0aksCrn9sGZhp8GMYwBnQsbvAWsZAX44oXNNvLHGqAOcoVxmjZiohstwQ7SqKnbR47akdNi+uleWD8+g6A==",
+      "license": "MIT",
+      "peer": true,
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/popperjs"
+      }
+    },
     "node_modules/@rollup/plugin-alias": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/@rollup/plugin-alias/-/plugin-alias-5.1.1.tgz",
@@ -3078,9 +3089,9 @@
       "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24="
     },
     "node_modules/bootstrap": {
-      "version": "4.6.2",
-      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.6.2.tgz",
-      "integrity": "sha512-51Bbp/Uxr9aTuy6ca/8FbFloBUJZLHwnhTcnjIeRn2suQWsWzcuJhGjKDB5eppVte/8oCdOL3VuwxvZDUggwGQ==",
+      "version": "5.3.5",
+      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-5.3.5.tgz",
+      "integrity": "sha512-ct1CHKtiobRimyGzmsSldEtM03E8fcEX4Tb3dGXz1V8faRwM50+vfHwTzOxB3IlKO7m+9vTH3s/3C6T2EAPeTA==",
       "funding": [
         {
           "type": "github",
@@ -3091,9 +3102,9 @@
           "url": "https://opencollective.com/bootstrap"
         }
       ],
+      "license": "MIT",
       "peerDependencies": {
-        "jquery": "1.9.1 - 3",
-        "popper.js": "^1.16.1"
+        "@popperjs/core": "^2.11.8"
       }
     },
     "node_modules/bootstrap4-toggle": {
@@ -14887,6 +14898,12 @@
         "fastq": "^1.6.0"
       }
     },
+    "@popperjs/core": {
+      "version": "2.11.8",
+      "resolved": "https://registry.npmjs.org/@popperjs/core/-/core-2.11.8.tgz",
+      "integrity": "sha512-P1st0aksCrn9sGZhp8GMYwBnQsbvAWsZAX44oXNNvLHGqAOcoVxmjZiohstwQ7SqKnbR47akdNi+uleWD8+g6A==",
+      "peer": true
+    },
     "@rollup/plugin-alias": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/@rollup/plugin-alias/-/plugin-alias-5.1.1.tgz",
@@ -15771,9 +15788,9 @@
       "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24="
     },
     "bootstrap": {
-      "version": "4.6.2",
-      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.6.2.tgz",
-      "integrity": "sha512-51Bbp/Uxr9aTuy6ca/8FbFloBUJZLHwnhTcnjIeRn2suQWsWzcuJhGjKDB5eppVte/8oCdOL3VuwxvZDUggwGQ==",
+      "version": "5.3.5",
+      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-5.3.5.tgz",
+      "integrity": "sha512-ct1CHKtiobRimyGzmsSldEtM03E8fcEX4Tb3dGXz1V8faRwM50+vfHwTzOxB3IlKO7m+9vTH3s/3C6T2EAPeTA==",
       "requires": {}
     },
     "bootstrap4-toggle": {
diff --git a/package.json b/package.json
index 431bca4a..bb947cde 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@rollup/stream": "^3.0.1",
     "autoprefixer": "^10.4.20",
     "bloodhound-js": "^1.2.3",
-    "bootstrap": "^4.6.2",
+    "bootstrap": "^5.3.5",
     "bootstrap4-toggle": "^3.6.1",
     "browser-sync": "^3.0.3",
     "ckeditor-youtube-plugin": "^2.1.19",