diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
index f5d2456..e1aee12 100644
--- a/.github/workflows/docker.yaml
+++ b/.github/workflows/docker.yaml
@@ -55,7 +55,7 @@ jobs:
           build-args: |
             VERSION=${{ steps.infos.outputs.version }}
             COMMIT=${{ github.sha }}
-            COMMIT_DATE=${{ steps.infos.outputs.date }}
+            DATE=${{ steps.infos.outputs.date }}
 
   # This step calls the container workflow to generate provenance and push it to
   # the container registry.
diff --git a/Dockerfile b/Dockerfile
index 14f2276..07b7395 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,9 +9,9 @@ COPY . .
 ENV CGO_ENABLED=0
 ARG VERSION="dev"
 ARG COMMIT
-ARG COMMIT_DATE
+ARG DATE
 RUN go build -cover \
-    -ldflags="-s -w -X 'main.Version="$VERSION"' -X 'main.Commit="$COMMIT"' -X 'main.CommitDate="$COMMIT_DATE"'" \
+    -ldflags="-s -w -X 'main.version="$VERSION"' -X 'main.commit="$COMMIT"' -X 'main.date="$DATE"' -X 'main.builtBy=docker'" \
     -o /go/bin/ctfd-setup \
     cmd/ctfd-setup/main.go
 
diff --git a/cmd/ctfd-setup/main.go b/cmd/ctfd-setup/main.go
index 1b0d39c..d070757 100644
--- a/cmd/ctfd-setup/main.go
+++ b/cmd/ctfd-setup/main.go
@@ -15,9 +15,10 @@ import (
 )
 
 var (
-	Version    = "dev"
-	Commit     = ""
-	CommitDate = ""
+	version = "dev"
+	commit  = ""
+	date    = ""
+	builtBy = ""
 )
 
 const (
@@ -434,11 +435,12 @@ func main() {
 				Email: "lucastesson@protonmail.com",
 			},
 		},
-		Version: Version,
+		Version: version,
 		Metadata: map[string]any{
-			"version": Version,
-			"commit":  Commit,
-			"date":    CommitDate,
+			"version": version,
+			"commit":  commit,
+			"date":    date,
+			"builtBy": builtBy,
 		},
 	}