diff --git a/build.sh b/build.sh
index 73c2bf4f92fe98ccb38785269e566771b9f27b9a..21e2708900e27b59785144097e49d21323fe9bff 100755
--- a/build.sh
+++ b/build.sh
@@ -123,7 +123,7 @@ build_from_source tier1 tier1.tex *.png
 build_from_source HTC_testbed HTC_testbed_AR2018.tex
 build_from_source farming ARFarming2018.tex *.png *.jpg
 #build_from_source dynfarm dynfarm.tex 
-build_from_source storage storage.tex *.png
+build_from_source storage storage.tex *.PNG
 #build_from_source seagate seagate.tex biblio.bib  *.png *.jpg
 #build_from_source dataclient dataclient.tex
 #build_from_source ltpd ltpd.tex *.png