diff --git a/presentation/beamerthemeuestcthesis.sty b/presentation/beamerthemeuestcthesis.sty
index 3df7034..c5c01e4 100644
--- a/presentation/beamerthemeuestcthesis.sty
+++ b/presentation/beamerthemeuestcthesis.sty
@@ -800,7 +800,7 @@
     \immediate\write18{ps2pdf logo.ps}%
     }{}
 \logo{%
-\IfFileExists{logo.pdf}{\includegraphics*[height=1.8cm]{logo.pdf}}{UESTC}%
+\IfFileExists{logo.pdf}{\includegraphics[height=1.8cm]{logo.pdf}}{UESTC}%
 }%
 \endinput
 %%