diff --git a/Kernel_23/doc_tex/Kernel_23_ref/Filtered_predicate.tex b/Kernel_23/doc_tex/Kernel_23_ref/Filtered_predicate.tex
index 78b84b2da43..ef380638ff1 100644
--- a/Kernel_23/doc_tex/Kernel_23_ref/Filtered_predicate.tex
+++ b/Kernel_23/doc_tex/Kernel_23_ref/Filtered_predicate.tex
@@ -53,6 +53,6 @@ It uses the fast but inexact predicate based on interval arithmetic for
 filtering and the slow but exact predicate based on multi-precision floats
 when the filtering predicate fails.
 
-\ccIncludeExampleCode{Filtered_kernel/filtered_predicate.cpp}
+\ccIncludeExampleCode{Filtered_kernel/Filtered_predicate.cpp}
 
 \end{ccRefClass}