diff --git a/solardatatools/algorithms/loss_factor_analysis.py b/solardatatools/algorithms/loss_factor_analysis.py
index 0aac8f1c..c0dcc22b 100644
--- a/solardatatools/algorithms/loss_factor_analysis.py
+++ b/solardatatools/algorithms/loss_factor_analysis.py
@@ -165,7 +165,7 @@ def estimate_degradation_rate(
                 )
             # check exit conditions
             if counter < 20:
-                # get at least 10 samples
+                # get at least 20 samples
                 continue
             elif counter > max_samples:
                 # don't go over max_samples