diff --git a/acceptance/libargs.go b/acceptance/libargs.go
index 23c55f1..bc34d86 100644
--- a/acceptance/libargs.go
+++ b/acceptance/libargs.go
@@ -11,10 +11,11 @@
 // getCredentials will verify existence of needed credential information
 // provided through environment variables.  This function will not return
 // if at least one piece of required information is missing.
-func getCredentials() (provider, username, password string) {
+func getCredentials() (provider, username, password, apiKey string) {
 	provider = os.Getenv("SDK_PROVIDER")
 	username = os.Getenv("SDK_USERNAME")
 	password = os.Getenv("SDK_PASSWORD")
+	apiKey   = os.Getenv("SDK_API_KEY")
 
 	if (provider == "") || (username == "") || (password == "") {
 		fmt.Fprintf(os.Stderr, "One or more of the following environment variables aren't set:\n")
@@ -139,7 +140,7 @@
 // withIdentity authenticates the user against the provider's identity service, and provides an
 // accessor for additional services.
 func withIdentity(ar bool, f func(gophercloud.AccessProvider)) {
-	provider, username, password := getCredentials()
+	provider, username, password, _ := getCredentials()
 	acc, err := gophercloud.Authenticate(
 		provider,
 		gophercloud.AuthOptions{