diff --git a/data/solar_conditions.py b/data/solar_conditions.py
index bd73a68..0b24df1 100644
--- a/data/solar_conditions.py
+++ b/data/solar_conditions.py
@@ -137,11 +137,11 @@ class SolarConditions:
     blackout_desc: str = None
     # Solar radiation storm level description, derived from proton_flux
     proton_flux_desc: str = None
-    # Solar radiation storm scale number (S0–S5), derived from proton_flux
+    # Solar radiation storm scale number (S0-S5), derived from proton_flux
     solar_storm_scale: int = None
     # Geomagnetic storm level description, derived from k_index
     geomag_storm_desc: str = None
-    # Geomagnetic storm scale number (G0–G5), derived from k_index
+    # Geomagnetic storm scale number (G0-G5), derived from k_index
     geomag_storm_scale: int = None
     # Overall HF band conditions summary, derived from sfi
     band_conditions_desc: str = None