diff --git a/image_analysis/scale_merge/ScaleAndMerge.h b/image_analysis/scale_merge/ScaleAndMerge.h
index 1943158a..2699f898 100644
--- a/image_analysis/scale_merge/ScaleAndMerge.h
+++ b/image_analysis/scale_merge/ScaleAndMerge.h
@@ -81,8 +81,8 @@ struct MergeStatistics {
 
 struct ScaleMergeResult {
     std::vector<MergedReflection> merged;
-    std::vector<double> image_scale_g;
-    std::vector<double> mosaicity_deg;
+    std::vector<float> image_scale_g;
+    std::vector<float> mosaicity_deg;
 
     /// Per-shell and overall merging statistics (populated after merging)
     MergeStatistics statistics;
diff --git a/tools/jfjoch_process.cpp b/tools/jfjoch_process.cpp
index ce4d485e..95c56fbd 100644
--- a/tools/jfjoch_process.cpp
+++ b/tools/jfjoch_process.cpp
@@ -446,6 +446,8 @@ int main(int argc, char **argv) {
         double scale_time = std::chrono::duration<double>(scale_end - scale_start).count();
 
         if (scale_result) {
+            end_msg.scale_factor = scale_result->image_scale_g;
+
                 logger.Info("Scaling completed in {:.2f} s  ({} unique reflections)",
                             scale_time, scale_result->merged.size());