diff --git a/sf-buffer/src/sf_buffer.cpp b/sf-buffer/src/sf_buffer.cpp
index 9d779b7..f260c80 100644
--- a/sf-buffer/src/sf_buffer.cpp
+++ b/sf-buffer/src/sf_buffer.cpp
@@ -108,6 +108,11 @@ int main (int argc, char *argv[]) {
 
         auto file_frame_index = get_file_frame_index(pulse_id);
 
+        writer.write_data(
+                "image", file_frame_index,
+                data.second, {512,1024},
+                JUNGFRAU_DATA_BYTES_PER_FRAME, "uint16", "little");
+
         memcpy((void*) (buffer_pulse_id + file_frame_index),
                (void*) (&data.first->pulse_id), 8);