diff --git a/bin/behat-cleanup.sh b/bin/behat-cleanup.sh
index fd777be..1cd64e5 100755
--- a/bin/behat-cleanup.sh
+++ b/bin/behat-cleanup.sh
@@ -4,11 +4,6 @@
 # Delete the Pantheon site environment after the Behat test suite has run.
 ###
 
-if terminus whoami > dev/null; then
-	echo "Terminus unauthenticated; assuming unauthenticated build"
-	exit 0
-fi
-
 if [ -z "$TERMINUS_SITE" ] || [ -z "$TERMINUS_ENV" ]; then
 	echo "TERMINUS_SITE and TERMINUS_ENV environment variables must be set"
 	exit 1
diff --git a/bin/behat-prepare.sh b/bin/behat-prepare.sh
index 413ba11..6a46d5a 100755
--- a/bin/behat-prepare.sh
+++ b/bin/behat-prepare.sh
@@ -6,11 +6,6 @@
 # such that it can be run a second time if a step fails.
 ###
 
-if terminus whoami > dev/null; then
-	echo "Terminus unauthenticated; assuming unauthenticated build"
-	exit 0
-fi
-
 if [ -z "$TERMINUS_SITE" ] || [ -z "$TERMINUS_ENV" ]; then
 	echo "TERMINUS_SITE and TERMINUS_ENV environment variables must be set"
 	exit 1
diff --git a/bin/behat-test.sh b/bin/behat-test.sh
index 7c59d4b..2cbb53b 100755
--- a/bin/behat-test.sh
+++ b/bin/behat-test.sh
@@ -4,11 +4,6 @@
 # Execute the Behat test suite against a prepared Pantheon site environment.
 ###
 
-if terminus whoami > dev/null; then
-	echo "Terminus unauthenticated; assuming unauthenticated build"
-	exit 0
-fi
-
 if [ -z "$TERMINUS_SITE" ] || [ -z "$TERMINUS_ENV" ]; then
 	echo "TERMINUS_SITE and TERMINUS_ENV environment variables must be set"
 	exit 1