diff --git a/tupak/core/likelihood.py b/tupak/core/likelihood.py
index 01add79f19d89402b9968a7dcb570e618267795f..b4bfaace99e47ed9a01868e9f2dae2bd7ebc3ce8 100644
--- a/tupak/core/likelihood.py
+++ b/tupak/core/likelihood.py
@@ -316,7 +316,7 @@ class StudentTLikelihood(Analytical1DLikelihood):
 
     def __get_nu(self):
         """ This checks if nu or sigma have been set in parameters. If so, those
-        values will be used. Otherwise, the attribute sigma is used. The logic is
+        values will be used. Otherwise, the attribute nu is used. The logic is
         that if nu is not in parameters the attribute is used which was
         given at init (i.e. the known nu as a float)."""
         return self.parameters.get('nu', self.nu)