diff --git a/docs/_index.md b/docs/_index.md
index 2168ff848..939173b05 100644
--- a/docs/_index.md
+++ b/docs/_index.md
@@ -131,7 +131,7 @@ metadata:
 type: Opaque
 data:
   AWS_ACCESS_KEY_ID: #
-  AWS_SECRET_KEY: #
+  AWS_SECRET_ACCESS_KEY: #
   # Optional, the AWS region to connect
   # AWS_REGION: us-east1
   # Optional, specify the storage class
diff --git a/docs/backups.md b/docs/backups.md
index d3c20d449..1f290cd8c 100644
--- a/docs/backups.md
+++ b/docs/backups.md
@@ -35,7 +35,7 @@ metadata:
 type: Opaque
 data:
   AWS_ACCESS_KEY_ID: #
-  AWS_SECRET_KEY: #
+  AWS_SECRET_ACCESS_KEY: #
   # Optional, the AWS region to connect
   # AWS_REGION: us-east1
   # Optional, specify the storage class
diff --git a/examples/example-backup-secret.yaml b/examples/example-backup-secret.yaml
index f582fffd1..36a422104 100644
--- a/examples/example-backup-secret.yaml
+++ b/examples/example-backup-secret.yaml
@@ -5,7 +5,7 @@ metadata:
 type: Opaque
 data:
     # AWS_ACCESS_KEY_ID: #
-    # AWS_SECRET_KEY: #
+    # AWS_SECRET_ACCESS_KEY: #
     # AWS_REGION: us-east-1
     # AWS_ACL: ?
     # S3_PROVIDER: AWS
diff --git a/hack/charts/mysql-cluster/values.yaml b/hack/charts/mysql-cluster/values.yaml
index 3d565705a..1f698a3c3 100644
--- a/hack/charts/mysql-cluster/values.yaml
+++ b/hack/charts/mysql-cluster/values.yaml
@@ -20,7 +20,7 @@ backupURL:
 backupSecretName:
 backupCredentials:
   # AWS_ACCESS_KEY_ID: ?
-  # AWS_SECRET_KEY: ?
+  # AWS_SECRET_ACCESS_KEY: ?
   # AWS_REGION: us-east-1
   # AWS_ACL: ?
 
diff --git a/hack/docker/sidecar-entrypoint.sh b/hack/docker/sidecar-entrypoint.sh
index 377e85358..dbe764116 100755
--- a/hack/docker/sidecar-entrypoint.sh
+++ b/hack/docker/sidecar-entrypoint.sh
@@ -8,7 +8,7 @@ type = s3
 env_auth = false
 provider = ${S3_PROVIDER:-"AWS"}
 access_key_id = ${AWS_ACCESS_KEY_ID}
-secret_access_key = ${AWS_SECRET_KEY}
+secret_access_key = ${AWS_SECRET_ACCESS_KEY}
 region = ${AWS_REGION:-"us-east-1"}
 endpoint = ${S3_ENDPOINT}
 acl = ${AWS_ACL}