diff --git a/README.md b/README.md
index 35eb8b1..316717e 100644
--- a/README.md
+++ b/README.md
@@ -543,7 +543,7 @@ signing:
 
 Regardless of the used container image the `signing` object allows to specify a
 private gpg key. Either using the `signing.privateKey` to define the key inline,
-or refer to an existing secret containing the key data by using `signing.existingKey`.
+or refer to an existing secret containing the key data by using `signing.existingSecret`.
 
 ```yaml
 apiVersion: v1
diff --git a/templates/gitea/gpg-secret.yaml b/templates/gitea/gpg-secret.yaml
index 29b6d4f..12dce66 100644
--- a/templates/gitea/gpg-secret.yaml
+++ b/templates/gitea/gpg-secret.yaml
@@ -1,6 +1,6 @@
 {{- if .Values.signing.enabled -}}
 {{- if and (empty .Values.signing.privateKey) (empty .Values.signing.existingSecret) -}}
-  {{- fail "Either specify `signing.privateKey` or `signing.existingKey`" -}}
+  {{- fail "Either specify `signing.privateKey` or `signing.existingSecret`" -}}
 {{- end }}
 {{- if and (not (empty .Values.signing.privateKey)) (empty .Values.signing.existingSecret) -}}
 apiVersion: v1
diff --git a/unittests/gpg-secret/signing-enabled.yaml b/unittests/gpg-secret/signing-enabled.yaml
index 3c742e9..4040793 100644
--- a/unittests/gpg-secret/signing-enabled.yaml
+++ b/unittests/gpg-secret/signing-enabled.yaml
@@ -11,7 +11,7 @@ tests:
         enabled: true
     asserts:
       - failedTemplate:
-          errorMessage: Either specify `signing.privateKey` or `signing.existingKey`
+          errorMessage: Either specify `signing.privateKey` or `signing.existingSecret`
   - it: skips rendering using external secret reference
     set:
       signing: