diff --git a/Dockerfile b/Dockerfile
index 8e9d2d9..6851e0b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -51,6 +51,7 @@ RUN \
   tar xf \
     /tmp/headphones.tar.gz -C \
     /app/headphones --strip-components=1 && \
+  echo ${HEADPHONES_COMMIT} > /app/headphones/version.txt && \
   echo "**** cleanup ****" && \
   apk del --purge \
     build-dependencies && \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 45a18ff..9d8502f 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -51,6 +51,7 @@ RUN \
   tar xf \
     /tmp/headphones.tar.gz -C \
     /app/headphones --strip-components=1 && \
+  echo ${HEADPHONES_COMMIT} > /app/headphones/version.txt && \
   echo "**** cleanup ****" && \
   apk del --purge \
     build-dependencies && \
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index cb72c80..dec9ff3 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -51,6 +51,7 @@ RUN \
   tar xf \
     /tmp/headphones.tar.gz -C \
     /app/headphones --strip-components=1 && \
+  echo ${HEADPHONES_COMMIT} > /app/headphones/version.txt && \
   echo "**** cleanup ****" && \
   apk del --purge \
     build-dependencies && \