diff --git a/Dockerfile b/Dockerfile
index cafdaa3..05461e9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,8 +11,9 @@ RUN go mod download
 # Copy source code
 COPY . .
 
-# Build statically
-RUN CGO_ENABLED=0 GOOS=linux go build -ldflags='-w -s' -o mdhost .
+# Build statically with version
+ARG APP_VERSION=dev
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-w -s -X main.version=${APP_VERSION}" -o mdhost .
 
 # Final scratch image
 FROM scratch
diff --git a/main.go b/main.go
index 0576215..6643520 100644
--- a/main.go
+++ b/main.go
@@ -27,6 +27,7 @@ var (
 	port       = ":8080"
 	markdown   = newMarkdownRenderer()
 	dataMu     sync.RWMutex
+	version    = "dev"
 )
 
 // ListFormat configures how files are rendered in the index
@@ -536,6 +537,9 @@ const css = `<style>
 	.edit-link:hover{color:var(--link-color)}
 	#theme-toggle{background:none;border:none;cursor:pointer;padding:.25rem .4rem;color:var(--nav-text);font-size:1.1rem;border-radius:4px}
 	#theme-toggle:hover{background:rgba(255,255,255,.1)}
+	footer{position:fixed;bottom:0;left:0;width:100%;background:var(--nav-bg);color:var(--nav-text);padding:.5rem 1rem;display:flex;justify-content:space-between;align-items:center;font-size:.85rem;z-index:100}
+	footer .left{font-weight:600}
+	footer .right{font-family:monospace}
 </style>
 <script>
 	document.addEventListener('DOMContentLoaded',function(){
@@ -561,7 +565,8 @@ const chromaCSS = `<style>
 </style>`
 
 func renderPage(w http.ResponseWriter, r *http.Request, title, body string) {
-	fmt.Fprintf(w, "<html><head><title>%s</title>%s%s</head><body>%s<main>%s</main></body></html>", title, chromaCSS, css, getNavBar(r), body)
+	footer := fmt.Sprintf("<footer><span class='left'>mdhost</span><span class='center'></span><span class='right'>%s</span></footer>", version)
+	fmt.Fprintf(w, "<html><head><title>%s</title>%s%s</head><body>%s<main>%s</main>%s</body></html>", title, chromaCSS, css, getNavBar(r), body, footer)
 }
 
 func listHandler(w http.ResponseWriter, r *http.Request) {
@@ -1110,5 +1115,6 @@ func viewHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	// Use getNavBar which already includes all links
-	fmt.Fprintf(w, "<html><head><title>%s</title>%s%s</head><body>%s<main><div class='markdown-body'>%s</div></main></body></html>", entry.Name, css, chromaCSS, getNavBar(r), buf.String())
+	footer := fmt.Sprintf("<footer><span class='left'>mdhost</span><span class='center'></span><span class='right'>%s</span></footer>", version)
+	fmt.Fprintf(w, "<html><head><title>%s</title>%s%s</head><body>%s<main><div class='markdown-body'>%s</div></main>%s</body></html>", entry.Name, css, chromaCSS, getNavBar(r), buf.String(), footer)
 }
