diff --git a/app/assets/javascripts/discourse/package.json b/app/assets/javascripts/discourse/package.json
index cfdf0f5401b..b7205c1f3da 100644
--- a/app/assets/javascripts/discourse/package.json
+++ b/app/assets/javascripts/discourse/package.json
@@ -31,7 +31,7 @@
     "@popperjs/core": "^2.11.8",
     "a11y-dialog": "7.5.2",
     "admin": "1.0.0",
-    "bootstrap": "3.4.1",
+    "bootstrap": "5.3.0",
     "bootstrap-json": "1.0.0",
     "deepmerge": "^4.3.1",
     "dialog-holder": "1.0.0",
diff --git a/app/assets/javascripts/yarn.lock b/app/assets/javascripts/yarn.lock
index 539f008fd5f..63b69e5f87a 100644
--- a/app/assets/javascripts/yarn.lock
+++ b/app/assets/javascripts/yarn.lock
@@ -2417,10 +2417,10 @@ body@^5.1.0:
     raw-body "~1.1.0"
     safe-json-parse "~1.0.1"
 
-bootstrap@3.4.1:
-  version "3.4.1"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-3.4.1.tgz#c3a347d419e289ad11f4033e3c4132b87c081d72"
-  integrity sha512-yN5oZVmRCwe5aKwzRj6736nSmKDX7pLYwsXiCj/EYmo16hODaBiT4En5btW/jhBF/seV+XMx3aYwukYC3A49DA==
+bootstrap@5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-5.3.0.tgz#0718a7cc29040ee8dbf1bd652b896f3436a87c29"
+  integrity sha512-UnBV3E3v4STVNQdms6jSGO2CvOkjUMdDAVR2V5N4uCMdaIkaQjbcEAMqRimDHIs4uqBYzDAKCQwCB+97tJgHQw==
 
 bower-config@^1.4.3:
   version "1.4.3"