diff --git a/install-remote.ps1 b/install-remote.ps1
index 2c8652cc..26eb272e 100644
--- a/install-remote.ps1
+++ b/install-remote.ps1
@@ -564,27 +564,8 @@ function Main {
             throw "Extraction failed"
         }
 
-        # Determine version and branch information to pass
-        $versionToPass = ""
+        # Get commit SHA from the downloaded repository first
         $commitSha = ""
-
-        if ($Tag) {
-            # Specific tag version
-            $versionToPass = $Tag -replace '^v', ''  # Remove 'v' prefix
-        } elseif ($Version -eq "stable") {
-            # Auto-detected latest stable
-            $latestTag = Get-LatestRelease
-            if ($latestTag) {
-                $versionToPass = $latestTag -replace '^v', ''
-            } else {
-                $versionToPass = "latest"
-            }
-        } else {
-            # Latest development or branch
-            $versionToPass = "latest"
-        }
-
-        # Get commit SHA from the downloaded repository
         try {
             Push-Location $repoDir
             $commitSha = (git rev-parse --short HEAD 2>$null)
@@ -602,6 +583,26 @@ function Main {
             $commitSha = "unknown"
         }
 
+        # Determine version and branch information to pass
+        $versionToPass = ""
+
+        if ($Tag) {
+            # Specific tag version
+            $versionToPass = $Tag -replace '^v', ''  # Remove 'v' prefix
+        } elseif ($Version -eq "stable") {
+            # Auto-detected latest stable
+            $latestTag = Get-LatestRelease
+            if ($latestTag) {
+                $versionToPass = $latestTag -replace '^v', ''
+            } else {
+                # Fallback: use commit SHA as version
+                $versionToPass = "dev-$commitSha"
+            }
+        } else {
+            # Latest development or branch - use commit SHA as version
+            $versionToPass = "dev-$commitSha"
+        }
+
         $branchToPass = if ($Version -eq "branch") { $Branch } elseif ($Version -eq "latest") { "main" } elseif ($Tag) { $Tag } else { "main" }
 
         Write-ColorOutput "Version info: $versionToPass (branch: $branchToPass, commit: $commitSha)" $ColorInfo
diff --git a/install-remote.sh b/install-remote.sh
index 7895b7ab..2024322b 100644
--- a/install-remote.sh
+++ b/install-remote.sh
@@ -648,10 +648,21 @@ function main() {
         if [ $extract_status -eq 0 ] && [ -n "$repo_dir" ] && [ -d "$repo_dir" ]; then
             write_color "Extraction successful: $repo_dir" "$COLOR_SUCCESS"
 
+            # Get commit SHA from the downloaded repository first
+            local commit_sha=""
+            if command -v git &> /dev/null && [ -d "$repo_dir/.git" ]; then
+                commit_sha=$(cd "$repo_dir" && git rev-parse --short HEAD 2>/dev/null || echo "unknown")
+            else
+                # Fallback: try to get from GitHub API
+                local temp_branch="main"
+                [ "$VERSION_TYPE" = "branch" ] && temp_branch="$BRANCH"
+                commit_sha=$(curl -fsSL "https://api.github.com/repos/catlog22/Claude-Code-Workflow/commits/$temp_branch" 2>/dev/null | grep -o '"sha": *"[^"]*"' | head -1 | cut -d'"' -f4 | cut -c1-7)
+                [ -z "$commit_sha" ] && commit_sha="unknown"
+            fi
+
             # Determine version and branch information to pass
             local version_to_pass=""
             local branch_to_pass=""
-            local commit_sha=""
 
             if [ -n "$TAG_VERSION" ]; then
                 # Specific tag version - remove 'v' prefix
@@ -663,11 +674,12 @@ function main() {
                 if [ -n "$latest_tag" ]; then
                     version_to_pass="${latest_tag#v}"
                 else
-                    version_to_pass="latest"
+                    # Fallback: use commit SHA as version
+                    version_to_pass="dev-$commit_sha"
                 fi
             else
-                # Latest development or branch
-                version_to_pass="latest"
+                # Latest development or branch - use commit SHA as version
+                version_to_pass="dev-$commit_sha"
             fi
 
             if [ "$VERSION_TYPE" = "branch" ]; then
@@ -680,15 +692,6 @@ function main() {
                 branch_to_pass="main"
             fi
 
-            # Get commit SHA from the downloaded repository
-            if command -v git &> /dev/null && [ -d "$repo_dir/.git" ]; then
-                commit_sha=$(cd "$repo_dir" && git rev-parse --short HEAD 2>/dev/null || echo "unknown")
-            else
-                # Fallback: try to get from GitHub API
-                commit_sha=$(curl -fsSL "https://api.github.com/repos/catlog22/Claude-Code-Workflow/commits/$branch_to_pass" 2>/dev/null | grep -o '"sha": *"[^"]*"' | head -1 | cut -d'"' -f4 | cut -c1-7)
-                [ -z "$commit_sha" ] && commit_sha="unknown"
-            fi
-
             write_color "Version info: $version_to_pass (branch: $branch_to_pass, commit: $commit_sha)" "$COLOR_INFO"
 
             # Run local installer with version information