diff --git a/Dockerfile.windows b/Dockerfile.windows
index ae6b771..23b7631 100644
--- a/Dockerfile.windows
+++ b/Dockerfile.windows
@@ -6,6 +6,7 @@ WORKDIR C:/app
 
 # Copy the Windows binary
 ARG BINARY_NAME
+env BINARY_NAME=${BINARY_NAME:-WatcherAgent}
 COPY windows-bin/${BINARY_NAME}.exe .
 
 ENTRYPOINT ["C:/app/${BINARY_NAME}.exe"]
\ No newline at end of file