diff --git a/features/check-cron-duplicates.feature b/features/check-cron-duplicates.feature
index 0449c2b..d63aa1e 100644
--- a/features/check-cron-duplicates.feature
+++ b/features/check-cron-duplicates.feature
@@ -26,6 +26,21 @@ Feature: Check for excess duplicate cron entries
       | cron-duplicates | success | All cron job counts are within normal operating expectations. |
     And STDERR should be empty
 
+  Scenario: Cron check is healthy when same hook has unique args (e.g. publish_future_post)
+    Given a wp-content/mu-plugins/plugin.php file:
+      """
+      <?php
+      for ( $i = 1; $i <= 15; $i++ ) {
+          wp_schedule_single_event( time() + ( $i * 60 ), 'publish_future_post', array( $i ) );
+      }
+      """
+
+    When I run `wp doctor check cron-duplicates`
+    Then STDOUT should be a table containing rows:
+      | name            | status  | message                                                       |
+      | cron-duplicates | success | All cron job counts are within normal operating expectations. |
+    And STDERR should be empty
+
   Scenario: Cron check errors with excess duplicate crons
     Given a wp-content/mu-plugins/plugin.php file:
       """
diff --git a/src/Check/Cron.php b/src/Check/Cron.php
index e83ace1..3b4e1de 100644
--- a/src/Check/Cron.php
+++ b/src/Check/Cron.php
@@ -16,7 +16,13 @@ protected static function get_crons() {
 		}
 
 		ob_start();
-		WP_CLI::run_command( array( 'cron', 'event', 'list' ), array( 'format' => 'json' ) );
+		WP_CLI::run_command(
+			array( 'cron', 'event', 'list' ),
+			array(
+				'format' => 'json',
+				'fields' => 'hook,args',
+			)
+		);
 		$ret         = ob_get_clean();
 		self::$crons = ! empty( $ret ) ? json_decode( $ret, true ) : array();
 		return self::$crons;
diff --git a/src/Check/Cron_Duplicates.php b/src/Check/Cron_Duplicates.php
index abb6b7d..b21eef5 100644
--- a/src/Check/Cron_Duplicates.php
+++ b/src/Check/Cron_Duplicates.php
@@ -19,11 +19,21 @@ public function run() {
 		$job_counts        = array();
 		$excess_duplicates = false;
 		foreach ( $crons as $job ) {
-			if ( ! isset( $job_counts[ $job['hook'] ] ) ) {
-				$job_counts[ $job['hook'] ] = 0;
+			$key_data = array( $job['hook'], isset( $job['args'] ) ? $job['args'] : array() );
+			if ( function_exists( 'wp_json_encode' ) ) {
+				$key = wp_json_encode( $key_data );
+			} else {
+				$key = json_encode( $key_data );
 			}
-			++$job_counts[ $job['hook'] ];
-			if ( $job_counts[ $job['hook'] ] >= $this->threshold_count ) {
+			if ( false === $key ) {
+				// phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.serialize_serialize
+				$key = serialize( $key_data );
+			}
+			if ( ! isset( $job_counts[ $key ] ) ) {
+				$job_counts[ $key ] = 0;
+			}
+			++$job_counts[ $key ];
+			if ( $job_counts[ $key ] >= $this->threshold_count ) {
 				$excess_duplicates = true;
 			}
 		}