diff --git a/diagnostics/MotorDiagnostics.py b/diagnostics/MotorDiagnostics.py
index e6207da..e8299c2 100644
--- a/diagnostics/MotorDiagnostics.py
+++ b/diagnostics/MotorDiagnostics.py
@@ -41,7 +41,7 @@ class MotorDiagnostics:
     # Stability: penalize deviation relative to desired
     stability = max(0, 100 - (stdev_speed / desired) * 100)
 
-    # Normalize load: map 10–20 as baseline (around 0%), 200 as max (around 100%)
+    # Normalize load: map 10 to 20 as baseline (around 0%), 200 as max (around 100%)
     baseline = 15      # midpoint of idle range
     max_observed = 200 # heavy load/stall
     normalized_load = max(0, avg_load - baseline)