Index: /issm/trunk/externalpackages/boost/install-1.55-macosx-el_capitan.sh
===================================================================
--- /issm/trunk/externalpackages/boost/install-1.55-macosx-el_capitan.sh	(revision 23455)
+++ /issm/trunk/externalpackages/boost/install-1.55-macosx-el_capitan.sh	(revision 23456)
@@ -13,5 +13,5 @@
 
 #Download from ISSM server
-python2.7 $ISSM_DIR/scripts/DownloadExternalPackage.sh 'http://issm.jpl.nasa.gov/files/externalpackages/boost_1_55_0.tar.gz' 'boost_1_55_0.tar.gz'
+$ISSM_DIR/scripts/DownloadExternalPackage.sh 'http://issm.jpl.nasa.gov/files/externalpackages/boost_1_55_0.tar.gz' 'boost_1_55_0.tar.gz'
 
 #Untar 
Index: /issm/trunk/externalpackages/boost/install-1.55-macosx-yosemite.sh
===================================================================
--- /issm/trunk/externalpackages/boost/install-1.55-macosx-yosemite.sh	(revision 23455)
+++ /issm/trunk/externalpackages/boost/install-1.55-macosx-yosemite.sh	(revision 23456)
@@ -13,5 +13,5 @@
 
 #Download from ISSM server
-python2.7 $ISSM_DIR/scripts/DownloadExternalPackage.sh 'http://issm.jpl.nasa.gov/files/externalpackages/boost_1_55_0.tar.gz' 'boost_1_55_0.tar.gz'
+$ISSM_DIR/scripts/DownloadExternalPackage.sh 'http://issm.jpl.nasa.gov/files/externalpackages/boost_1_55_0.tar.gz' 'boost_1_55_0.tar.gz'
 
 #Untar