diff --git a/src/main/java/org/jenkinsci/plugins/docker/commons/impl/RegistryKeyMaterialFactory.java b/src/main/java/org/jenkinsci/plugins/docker/commons/impl/RegistryKeyMaterialFactory.java
index d076e79d..bd97cd1a 100644
--- a/src/main/java/org/jenkinsci/plugins/docker/commons/impl/RegistryKeyMaterialFactory.java
+++ b/src/main/java/org/jenkinsci/plugins/docker/commons/impl/RegistryKeyMaterialFactory.java
@@ -93,7 +93,7 @@ public KeyMaterial materialize() throws IOException, InterruptedException {
             // Need to get tmp dir - get base dir length and increase by 1 to include the path separator
             String existingTmpConfigDir = existingDockerSecretConfigPath.substring(baseDir.getRemote().length() + 1);
             FilePath existingDockerConfigPath = baseDir.child(existingTmpConfigDir).child(DOCKER_CONFIG_FILENAME);
-            dockerConfig = UpdateDockerConfigFromSource(dockerConfig, existingDockerConfigPath, BLACKLISTED_NESTED_PROPERTIES);
+            dockerConfig = updateDockerConfigFromSource(dockerConfig, existingDockerConfigPath, BLACKLISTED_NESTED_PROPERTIES);
         }
 
         try {