diff --git a/tools/jfjoch_process.cpp b/tools/jfjoch_process.cpp
index 6357de37c..54660d955 100644
--- a/tools/jfjoch_process.cpp
+++ b/tools/jfjoch_process.cpp
@@ -784,7 +784,7 @@ int main(int argc, char **argv) {
     // substantially. Off for non-rot3d (no combine). An explicit --capture-uncertainty always wins.
     scaling_settings.CaptureUncertaintyCoeff(capture_uncertainty_arg.value_or(combine_3d ? 1.0 : 0.0));
     scaling_settings.ForcedMosaicity(forced_mosaicity_arg);
-    scaling_settings.MinCCForImage(min_image_cc);
+    scaling_settings.MinCCForImage(min_image_cc / 100.0);   // --min-image-cc is in percent; the setting is a fraction
     if (outlier_reject_nsigma)
         scaling_settings.OutlierRejectNsigma(*outlier_reject_nsigma);
     scaling_settings.FileFormat(intensity_format);