diff --git a/src/main/java/io/jenkins/plugins/checks/github/GitHubChecksContext.java b/src/main/java/io/jenkins/plugins/checks/github/GitHubChecksContext.java
index 1e0f4ed3..83b59ae0 100644
--- a/src/main/java/io/jenkins/plugins/checks/github/GitHubChecksContext.java
+++ b/src/main/java/io/jenkins/plugins/checks/github/GitHubChecksContext.java
@@ -95,7 +95,7 @@ Optional<GitHubAppCredentials> findGitHubAppCredentials(final String credentials
     abstract boolean isValid(PluginLogger listener);
 
     protected boolean hasGitHubAppCredentials() {
-        return findGitHubAppCredentials(getCredentialsId()).isPresent();
+        return findGitHubAppCredentials(StringUtils.defaultIfEmpty(getCredentialsId(), "")).isPresent();
     }
 
     protected boolean hasCredentialsId() {