diff --git a/trakt_scrobbler/mediainfo_remap.py b/trakt_scrobbler/mediainfo_remap.py
index fb9f1e7..fd2d3f1 100644
--- a/trakt_scrobbler/mediainfo_remap.py
+++ b/trakt_scrobbler/mediainfo_remap.py
@@ -81,7 +81,7 @@ def validate(cls, v):
                 end = int(m["end"])
             except KeyError:
                 end = start
-            assert start <= end, f"Got {start=} > {end=}"
+            assert start <= end, f"Got start={start} > end={end}"
             return cls(start, end)
         else:
             raise TypeError("Expected int or string range")