diff --git a/matlab/reports/@graph/writeGraphFile.m b/matlab/reports/@graph/writeGraphFile.m
index 7a1fc47a0aa145bc4a11c22dc11e8beeee0f4216..4fa888ce447b01841bcc688caff185e558151989 100644
--- a/matlab/reports/@graph/writeGraphFile.m
+++ b/matlab/reports/@graph/writeGraphFile.m
@@ -49,7 +49,7 @@ if fid == -1
     error(['@graph.writeGraphFile: ' msg]);
 end
 
-fprintf(fid, '\\begin{tikzpicture}');
+fprintf(fid, '\\begin{tikzpicture}[baseline]');
 
 if isempty(o.xrange)
     dd = getMaxRange(o.series);