diff --git a/install/install_docker.sh b/install/install_docker.sh
index 026c0542..80d06300 100644
--- a/install/install_docker.sh
+++ b/install/install_docker.sh
@@ -51,6 +51,7 @@ docker_exist() {
 }
 
 Install_Docker(){
+    
     echo "$echo_prefix_docker Installing Docker for your system"
 
     # For redhat family
@@ -73,7 +74,6 @@ Install_Docker(){
     fi
 }
 
-
 Upgrade_Docker(){
 if docker_exist; then
     echo "$echo_prefix_docker Upgrading Docker for your system..."
@@ -101,7 +101,7 @@ else
 
     while ((retry_count < max_retries)); do
         Install_Docker
-        if [ $? -ne 0 ]; then
+        if ! docker_exist; then
             echo "Installation timeout or failed, retrying..."
             ((retry_count++))
             sleep 3
diff --git a/version.json b/version.json
index 345c2601..b3c8ba6e 100644
--- a/version.json
+++ b/version.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.8.28-rc2",
+  "version": "0.8.28-rc3",
   "plugins": {
     "portainer": "0.0.7",
     "nginx": "0.0.5",