diff --git a/add-certificates-to-phone.sh b/add-certificates-to-phone.sh
index e9b0f18..b84c7fd 100755
--- a/add-certificates-to-phone.sh
+++ b/add-certificates-to-phone.sh
@@ -36,7 +36,7 @@ PKCS11=pkcs11.txt
 DB_DIR=`adb shell "ls -d ${ROOT_DIR_DB}/*.default 2>/dev/null" | sed "s/default.*$/default/g"`
 
 if [ "${DB_DIR}" = "" ]; then
-  echo "Profile directory does not exists. Please start the b2g process at
+  echo "Profile directory does not exist. Please start the b2g process at
 least once before running this script."
   exit 1
 fi