diff --git a/package.json b/package.json
index f0683105..584a9795 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
 		"datatables.net-select-bs4": "^1.3.0",
 		"fullcalendar": "^3.10.1",
 		"gettext-translator": "2.1.0",
-		"jquery": "^3.5.0",
+		"jquery": "3.4.1",
 		"jquery-lazy": "^1.7.10",
 		"jquery-serializejson": "^2.9.0",
 		"moment": "^2.24.0",
diff --git a/yarn.lock b/yarn.lock
index fc30ae09..31ef6f17 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2012,7 +2012,12 @@ jquery@3.3.1:
   resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.3.1.tgz#958ce29e81c9790f31be7792df5d4d95fc57fbca"
   integrity sha512-Ubldcmxp5np52/ENotGxlLe6aGMvmF4R8S6tZjsP6Knsaxd/xp3Zrh50cG93lR6nPXyUFwzN3ZSOQI0wRJNdGg==
 
-jquery@>=1.12.0, "jquery@>=1.5.0 <4.0", jquery@>=1.7, jquery@>=1.7.2, jquery@^3.0, jquery@^3.4.1, jquery@^3.5.0:
+jquery@3.4.1:
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.4.1.tgz#714f1f8d9dde4bdfa55764ba37ef214630d80ef2"
+  integrity sha512-36+AdBzCL+y6qjw5Tx7HgzeGCzC81MDDgaUP8ld2zhx58HdqXGoBd+tHdrBMiyjGQs0Hxs/MLZTu/eHNJJuWPw==
+
+jquery@>=1.12.0, "jquery@>=1.5.0 <4.0", jquery@>=1.7, jquery@>=1.7.2, jquery@^3.0, jquery@^3.4.1:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.5.0.tgz#9980b97d9e4194611c36530e7dc46a58d7340fc9"
   integrity sha512-Xb7SVYMvygPxbFMpTFQiHh1J7HClEaThguL15N/Gg37Lri/qKyhRGZYzHRyLH8Stq3Aow0LsHO2O2ci86fCrNQ==