diff --git a/command/agent/auth/alicloud/alicloud.go b/command/agent/auth/alicloud/alicloud.go
index 680a1ddbabff..dbccdd57c396 100644
--- a/command/agent/auth/alicloud/alicloud.go
+++ b/command/agent/auth/alicloud/alicloud.go
@@ -207,7 +207,7 @@ func (a *alicloudMethod) pollForCreds(credProvider providers.Provider, frequency
 			return
 		case <-ticker.C:
 			if err := a.checkCreds(credProvider); err != nil {
-				a.logger.Warn("unable to retrieve current creds, retaining last creds", err)
+				a.logger.Warn("unable to retrieve current creds, retaining last creds", "error", err)
 			}
 		}
 	}
diff --git a/command/agent/auth/aws/aws.go b/command/agent/auth/aws/aws.go
index d3ea6007202d..f0a063541172 100644
--- a/command/agent/auth/aws/aws.go
+++ b/command/agent/auth/aws/aws.go
@@ -279,7 +279,7 @@ func (a *awsMethod) pollForCreds(accessKey, secretKey, sessionToken string, freq
 			return
 		case <-ticker.C:
 			if err := a.checkCreds(accessKey, secretKey, sessionToken); err != nil {
-				a.logger.Warn("unable to retrieve current creds, retaining last creds", err)
+				a.logger.Warn("unable to retrieve current creds, retaining last creds", "error", err)
 			}
 		}
 	}