diff --git a/Containerfile b/Containerfile
index 7c78093..1e33fa0 100644
--- a/Containerfile
+++ b/Containerfile
@@ -25,6 +25,7 @@ FROM registry.fedoraproject.org/fedora-minimal:39
 RUN --mount=type=cache,target=/var/cache \
 	microdnf install -y \
 		dosfstools \
+		gettext-envsubst \
 		squashfs-tools \
 		tar \
 		zstd \