diff --git a/lib/xmet/thermo.py b/lib/xmet/thermo.py
index 3903c87..984706b 100644
--- a/lib/xmet/thermo.py
+++ b/lib/xmet/thermo.py
@@ -24,13 +24,6 @@ def vapor_pressure(dewpoint: float) -> float:
     """
     return 6.11 * 10 ** ((7.5 * dewpoint) / (237.3 + dewpoint))
 
-def saturated_vapor_pressure(temp: float) -> float:
-    """
-    Return the pressure, in millbar, at which the vapor and condensation of a
-    parcel of a given temperature are at equilibrium.
-    """
-    return 6.11 * 10 ** ((7.5 * temp) / (237.3 + temp))
-
 def mixing_ratio(dewpoint: float, pressure: float) -> float:
     """
     Return the amount, in kilograms, of water vapor versus dry air in a parcel
@@ -45,7 +38,7 @@ def saturated_mixing_ratio(temp: float, pressure: float) -> float:
     Return the maximum amount, in kilograms, of water vapor a parcel of a
     given temperature and pressure can hold.
     """
-    es = saturated_vapor_pressure(temp)
+    es = vapor_pressure(temp)
 
     return (0.62197 * es) / (pressure - es)