diff --git a/docs/manual/creating-a-checker.tex b/docs/manual/creating-a-checker.tex
index 0fbd5ecd7c1..3d31d330235 100644
--- a/docs/manual/creating-a-checker.tex
+++ b/docs/manual/creating-a-checker.tex
@@ -1109,7 +1109,7 @@
 it) by querying their \refclass{framework/type}{AnnotatedTypeFactory} to
 determine the types of variables.  Obtain the \<AnnotatedTypeFactory> by
 calling
-\refmethodterse{common/basetype}{BaseTypeChecker}{getTypeFactoryOfSubchecker}{(java.lang.Class)}.
+\refmethodterse{common/basetype}{BaseTypeChecker}{getTypeFactoryOfSubcheckerOrNull}{(java.lang.Class)}.
 
 \end{enumerate}