diff --git a/beamerthemem.sty b/beamerthemem.sty
index b45e001..4f73928 100644
--- a/beamerthemem.sty
+++ b/beamerthemem.sty
@@ -252,7 +252,7 @@
   {TolColor2, mark=*, mark size=1.5pt},
   {TolColor7, mark=square*, mark size=1.3pt},
   {TolColor4, mark=triangle*, mark size=1.5pt},
-  {TolColor7, mark=diamond*, mark size=1.5pt},
+  {TolColor6, mark=diamond*, mark size=1.5pt},
 }
 
 %}}}