diff --git a/tests/reporting/CountryTablePage.m b/tests/reporting/CountryTablePage.m
index e73b865b2..309d69c9c 100644
--- a/tests/reporting/CountryTablePage.m
+++ b/tests/reporting/CountryTablePage.m
@@ -61,7 +61,7 @@ for i=1:length(seriesNames)
     delta = delta.tex_rename('$\Delta$');
 
     deltaa = db_a{[seriesNames{i}{1} countryAbbr]}-dc_a{[seriesNames{i}{1} countryAbbr]};
-    deltaa = delta.tex_rename('$\Delta$');
+    deltaa = deltaa.tex_rename('$\Delta$');
     rep = rep.addSeries('data', delta, ...
                         'tableShowMarkers', true, ...
                         'tableRowIndent', 2, ...