diff --git a/matlab/utilities/tests/mtest.m b/matlab/utilities/tests/mtest.m
index 203fa584f..3e27b4d73 100644
--- a/matlab/utilities/tests/mtest.m
+++ b/matlab/utilities/tests/mtest.m
@@ -59,7 +59,7 @@ if nargout>1
     % Third column   status of the unitary test (0 if the test fails, 1 otherwise)
     % Fourth column  details about the failure (vector of integers)
     % Fifth column   elapsed time in seconds (cpu time).
-    info = cell(nn,4);
+    info = cell(nn,5);
 end
 
 % Perform the tests.