diff --git a/yli/regress.py b/yli/regress.py
index ba951ab..bd20806 100644
--- a/yli/regress.py
+++ b/yli/regress.py
@@ -145,10 +145,14 @@ class RegressionResult:
 		"""
 		Compute Bayes factor testing the hypothesis that the given beta is 0
 		Requires statsmodels regression
+		
+		term: Raw name (from statsmodels, available via RegressionResult.raw_result) of term to be tested
 		"""
 		
+		# FIXME: Allow specifying our renamed terms
+		
 		# Get parameters required for AFBF
-		params = pd.Series({term.raw_name.replace('[', '_').replace(']', '_'): term.beta.point for term in self.terms.values()})
+		params = pd.Series({raw_name.replace('[', '_').replace(']', '_'): beta for raw_name, beta in self.raw_result.params.items()})
 		cov = self.raw_result.cov_params()
 		
 		# Compute BF matrix