diff --git a/src/add-ons/kernel/partitioning_systems/apple/apple.cpp b/src/add-ons/kernel/partitioning_systems/apple/apple.cpp
index 5562411cd4..253eaf3a45 100644
--- a/src/add-ons/kernel/partitioning_systems/apple/apple.cpp
+++ b/src/add-ons/kernel/partitioning_systems/apple/apple.cpp
@@ -117,9 +117,13 @@ apple_identify_partition(int fd, partition_data *partition, void **_cookie)
 
 	descriptor = (apple_driver_descriptor *)buffer;
 
+	TRACE(("apple: read first chunk (signature = %x)\n", descriptor->signature));
+
 	if (!descriptor->HasValidSignature())
 		return B_ERROR;
 
+	TRACE(("apple: valid partition descriptor!\n"));
+
 	// ToDo: Should probably call get_next_partition() once to know if there
 	//		are any partitions on this disk