diff --git a/.travis/install.sh b/.travis/install.sh
index d5d8080b7e..bb29bea186 100755
--- a/.travis/install.sh
+++ b/.travis/install.sh
@@ -22,11 +22,11 @@ else
 
 	if [[ $OPTION == 'modern' ]]; then
 		# Install package dependencies for Linux:
-		sudo apt-get install -y libusb-1.0-0 libusb-1.0-0-dev python3.4 python-numpy cmake qt5-default	linux-generic linux-headers-$(uname -r) openafs-client openafs-krb5
+		sudo apt-get install -y libusb-dev libusb-1.0-0 libusb-1.0-0-dev python3.4 python-numpy cmake qt5-default	linux-generic linux-headers-$(uname -r) openafs-client openafs-krb5
 		sudo service openafs-client start
 	else
 		# Install package dependencies for Linux:
-		sudo apt-get install -y libusb-1.0-0 libusb-1.0-0-dev python2.7 python-numpy cmake qt4-dev-tools linux-generic linux-headers-$(uname -r) openafs-client openafs-krb5
+		sudo apt-get install -y libusb-dev libusb-1.0-0 libusb-1.0-0-dev python2.7 python-numpy cmake qt4-dev-tools linux-generic linux-headers-$(uname -r) openafs-client openafs-krb5
 		sudo service openafs-client start
 	fi