diff --git a/engine.py b/engine.py
index dff3eb5..72b3bf6 100755
--- a/engine.py
+++ b/engine.py
@@ -21,7 +21,7 @@ CACHE_FOLDER = Path(".cache")
 LOCS_COUNT = 5
 DISTS_COUNT = 2
 
-FORMAT_FACTOR = 1e6  # μm
+FORMAT_FACTOR = 1e3  # μm
 FIRST_SEP = ':'
 OTHER_SEP = ','
 LOC_SEP = '; '