--- a/src/modules/bugs/functions/LogGam.cc
+++ b/src/modules/bugs/functions/LogGam.cc
@@ -18,7 +18,7 @@
 	return lgammafn (*args[0]);
     }
 
-    bool LogGam::checkScalarValue(vector<double const *> const &args) const
+    bool LogGam::checkParameterValue(vector<double const *> const &args) const
     {
 	return *args[0] > 0;
     }