diff --git a/matlab/reporting/@section/section.m b/matlab/reporting/@section/section.m
index 19f9aefd5dadbcb06a110266432b591003a9d990..e7ed91db809c3b9c4131f2da3b44f4aaa0034a7c 100644
--- a/matlab/reporting/@section/section.m
+++ b/matlab/reporting/@section/section.m
@@ -50,7 +50,7 @@ elseif nargin > 1
 end
 
 % Check options provided by user
-assert(isint(o.cols), '@graph.graph: cols must be an integer');
+assert(isint(o.cols), '@section.section: cols must be an integer');
 
 % Create section object
 o = class(o, 'section');