diff --git a/install.sh b/install.sh
index 13792d031bf27845fdbfc79d4326a4d46402979d..8b92809c48f62762a4ee4bdd1dfd235637b906af 100644
--- a/install.sh
+++ b/install.sh
@@ -11,7 +11,7 @@ if [ -z "$UCOIN_DIR" ]; then
 fi
 
 ucoin_latest_version() {
-  echo "v0.12-beta3"
+  echo "v0.12-beta4"
 }
 
 ucoin_repo_url() {