diff --git a/build_info.json b/build_info.json
index ffeb006..2a8e115 100644
--- a/build_info.json
+++ b/build_info.json
@@ -1,6 +1,6 @@
 {
-  "version": "v0.4-dev",
+  "version": "v0.4-beta2",
   "branch": "develop/v0.4",
-  "commit": "b812f16",
-  "timestamp": "2026-07-29T09:03:39+02:00"
+  "commit": "156a6b7",
+  "timestamp": "2026-07-29T09:15:04+02:00"
 }
diff --git a/scripts/update_build_info.sh b/scripts/update_build_info.sh
index fe3a633..85acf6b 100755
--- a/scripts/update_build_info.sh
+++ b/scripts/update_build_info.sh
@@ -3,7 +3,7 @@ set -e
 
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
-VERSION="${1:-v0.4-dev}"
+VERSION="${VERSION:-v0.4-dev}"
 
 cd "$PROJECT_ROOT"
 
@@ -14,4 +14,4 @@ cat > build_info.json <<EOF
   "commit": "$(git rev-parse --short HEAD)",
   "timestamp": "$(date -Iseconds)"
 }
-EOF
\ No newline at end of file
+EOF