diff --git a/component.json b/component.json
index 078338b5..c1a98ce2 100644
--- a/component.json
+++ b/component.json
@@ -2,7 +2,7 @@
   "name": "select2",
   "repo": "select/select2",
   "description": "Select2 is a jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results.",
-  "version": "4.0.4",
+  "version": "4.0.5-rc.0",
   "demo": "https://select2.org/",
   "keywords": [
     "jquery"
diff --git a/package.json b/package.json
index 69423b39..a611d03f 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "src",
     "dist"
   ],
-  "version": "4.0.4",
+  "version": "4.0.5-rc.0",
   "jspm": {
     "main": "js/select2",
     "directories": {
diff --git a/select2.jquery.json b/select2.jquery.json
index 92b7c057..89b9f652 100644
--- a/select2.jquery.json
+++ b/select2.jquery.json
@@ -11,7 +11,7 @@
         "tag",
         "tagging"
     ],
-    "version": "4.0.4",
+  "version": "4.0.5-rc.0",
     "author": {
         "name": "Kevin Brown",
         "url": "https://github.com/kevin-brown"