diff --git a/install/install.conf b/install/install.conf
index 90a463b2..2d6dbe37 100755
--- a/install/install.conf
+++ b/install/install.conf
@@ -60,9 +60,9 @@ export UBUNTU_14_04_IMAGE_SOURCE_ASIA=${UBUNTU_14_04_IMAGE_SOURCE_ASIA:-"http://
 
 export CENTOS_6_5_PPA_REPO_SOURCE=${CENTOS_6_5_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/centos/6.5/centos_6_5_ppa_repo.tar.gz"}
 export CENTOS_6_6_PPA_REPO_SOURCE=${CENTOS_6_6_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/centos/6.6/centos_6_6_ppa_rep.tar.gz"}
-export CENTOS_7_0_PPA_SOURCE=${CENTOS_7_0_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/centos/7.0/centos_7_0_ppa_rep.tar.gz"}
+export CENTOS_7_0_PPA_REPO_SOURCE=${CENTOS_7_0_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/centos/7.0/centos_7_0_ppa_rep.tar.gz"}
 export UBUNTU_12_04_PPA_REPO_SOURCE=${UBUNTU_12_04_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/ubuntu/12.04/ubuntu_12_04_ppa_repo.tar.gz"}
-export UBNUT_14_04_PPA_REPO_SOURCE=${UBNUT_14_04_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/ubuntu/14.04/ubuntu_14_04_ppa_repo.tar.gz"}
+export UBUNTU_14_04_PPA_REPO_SOURCE=${UBUNTU_14_04_PPA_REPO_SOURCE:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/ubuntu/14.04/ubuntu_14_04_ppa_repo.tar.gz"}
 
 export COBBLER_PASSWORD=${COBBLER_PASSWORD:-"cobbler"}
 
diff --git a/install/prepare.sh b/install/prepare.sh
index ab7a9f21..95b5f62f 100755
--- a/install/prepare.sh
+++ b/install/prepare.sh
@@ -245,7 +245,7 @@ if [[ $SUPPORT_CENTOS_6_6 == "y" ]]; then
 fi
 
 if [[ $SUPPORT_CENTOS_7_0 == "y" ]]; then
-    download $CENTOS_7_0_PPA_SOURCE || exit $?
+    download $CENTOS_7_0_PPA_REPO_SOURCE || exit $?
 fi
 
 if [[ $SUPPORT_UBUNTU_12_04 == "y" ]]; then
@@ -253,7 +253,7 @@ if [[ $SUPPORT_UBUNTU_12_04 == "y" ]]; then
 fi
 
 if [[ $SUPPORT_UBUNTU_14_04 == "y" ]]; then
-    download $UBNUT_14_04_PPA_REPO_SOURCE || exit $?
+    download $UBUNTU_14_04_PPA_REPO_SOURCE || exit $?
 fi
 
 # download chef related packages