diff --git a/src/metpy/calc/thermo.py b/src/metpy/calc/thermo.py
index f6167c2034c..e882a4bb3c0 100644
--- a/src/metpy/calc/thermo.py
+++ b/src/metpy/calc/thermo.py
@@ -435,7 +435,7 @@ def dt_r14(p, t, params):
 
 def select_dt(lapse_type):
     r"""
-    Pass dt according to the chosen lapse_type
+    Pass dt according to the chosen lapse_type.
 
     Parameters
     ----------
@@ -467,7 +467,7 @@ def select_dt(lapse_type):
 
 def update_params(params, lapse_type, p0, t0):
     r"""
-    Pass dt according to the chosen lapse_type
+    Pass dt according to the chosen lapse_type.
 
     Parameters
     ----------