diff --git a/app/app.go b/app/app.go
index c6023a1..5193e6e 100644
--- a/app/app.go
+++ b/app/app.go
@@ -28,13 +28,13 @@ type TlmApp struct {
 	suggestModelfile string
 }
 
-func New(version string) *TlmApp {
+func New(version, buildSha string) *TlmApp {
 	con := config.New()
 	con.LoadOrCreateConfig()
 
 	o, _ := ollama.ClientFromEnvironment()
-	sug := suggest.New(o, suggestModelfile)
-	exp := explain.New(o, explainModelfile)
+	sug := suggest.New(o)
+	exp := explain.New(o)
 	ins := install.New(o, suggestModelfile, explainModelfile)
 
 	cliApp := &cli.App{
@@ -59,7 +59,7 @@ func New(version string) *TlmApp {
 				Aliases: []string{"v"},
 				Usage:   "Prints tlm version.",
 				Action: func(c *cli.Context) error {
-					fmt.Printf("tlm %s (%s/%s)", version, runtime.GOOS, runtime.GOARCH)
+					fmt.Printf("tlm %s %s on %s/%s", version, buildSha, runtime.GOOS, runtime.GOARCH)
 					return nil
 				},
 			},
diff --git a/build.ps1 b/build.ps1
index 78d7650..ed3bf0d 100644
--- a/build.ps1
+++ b/build.ps1
@@ -17,13 +17,14 @@ New-Item -ItemType Directory -Path "dist"
 # Build Function (Helper)
 Function Build-Target($os, $version, $arch) {
     $outputName = "${appName}_${version}_${os}_${arch}"
+    $sha1 = (git rev-parse --short HEAD).Trim()
     if ($os -eq "windows") {
         $outputName += ".exe"
     }
 
     Write-Output "Building for $os/$arch (version: $version) -> $outputName"
     # Invokes the Go toolchain (assumes it's in the PATH)
-    go build -o "dist/$version/$outputName" "main.go"
+    go build -o "dist/$version/$outputName" -ldflags "-X main.sha1ver=$sha1" "main.go"
 }
 
 # Build for each target OS
diff --git a/build.sh b/build.sh
index ef4dc88..cb96466 100644
--- a/build.sh
+++ b/build.sh
@@ -6,6 +6,7 @@ build() {
   app_name=$2
   version=$3
   arch=$4
+  sha1=$(git rev-parse --short HEAD | tr -d '\n')
 
   # Determine output filename with optional .exe extension
   output_name="${app_name}_${version}_${os}_${arch}"
@@ -14,7 +15,7 @@ build() {
   fi
 
   echo "Building for $os/$arch (version: $version) -> $output_name"
-  CGO_ENABLED=0 GOOS=$os GOARCH=$arch go build -o "dist/${version}/${output_name}" main.go
+  CGO_ENABLED=0 GOOS=$os GOARCH=$arch go build -o "dist/${version}/${output_name}" -ldflags "-X main.sha1ver=$sha1" main.go
 }
 
 # Operating systems to target
diff --git a/explain/explain.go b/explain/explain.go
index 009a523..5d5b7b9 100644
--- a/explain/explain.go
+++ b/explain/explain.go
@@ -6,11 +6,10 @@ import (
 
 type Explain struct {
 	api           *ollama.Client
-	modelfile     string
 	modelfileName string
 }
 
-func New(api *ollama.Client, modelfile string) *Explain {
-	e := &Explain{api: api, modelfile: modelfile, modelfileName: "explain:7b"}
+func New(api *ollama.Client) *Explain {
+	e := &Explain{api: api, modelfileName: "explain:7b"}
 	return e
 }
diff --git a/main.go b/main.go
index 27f9299..c5c10b6 100644
--- a/main.go
+++ b/main.go
@@ -10,9 +10,10 @@ import (
 
 //go:embed VERSION
 var version string
+var sha1ver string
 
 func main() {
-	tlm := app.New(version)
+	tlm := app.New(version, sha1ver)
 	if err := tlm.App.Run(os.Args); err != nil {
 		log.Fatal(err)
 	}
diff --git a/suggest/suggest.go b/suggest/suggest.go
index c15df9d..98fa9cc 100644
--- a/suggest/suggest.go
+++ b/suggest/suggest.go
@@ -6,10 +6,9 @@ import (
 
 type Suggest struct {
 	api           *ollama.Client
-	modelfile     string
 	modelfileName string
 }
 
-func New(api *ollama.Client, modelfile string) *Suggest {
-	return &Suggest{api: api, modelfile: modelfile, modelfileName: "suggest:7b"}
+func New(api *ollama.Client) *Suggest {
+	return &Suggest{api: api, modelfileName: "suggest:7b"}
 }