diff --git a/README.md b/README.md
index 79313157..6eb1b022 100644
--- a/README.md
+++ b/README.md
@@ -75,7 +75,7 @@ $ npm install -g @salesforce/plugin-source
 $ sfdx COMMAND
 running command...
 $ sfdx (--version)
-@salesforce/plugin-source/3.4.8 linux-x64 node-v18.20.3
+@salesforce/plugin-source/3.4.9-demo.0 linux-x64 node-v18.20.3
 $ sfdx --help [COMMAND]
 USAGE
   $ sfdx COMMAND
diff --git a/package.json b/package.json
index b1ee6ba8..030c111c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@salesforce/plugin-source",
   "description": "Commands to interact with source formatted metadata",
-  "version": "3.4.8",
+  "version": "3.4.9-demo.0",
   "author": "Salesforce",
   "bugs": "https://github.com/forcedotcom/cli/issues",
   "dependencies": {