diff --git a/drivers/cxl/cxlmem.h b/drivers/cxl/cxlmem.h
index b58a5b782e5d..0be48441d0f2 100644
--- a/drivers/cxl/cxlmem.h
+++ b/drivers/cxl/cxlmem.h
@@ -293,7 +293,7 @@ enum cxl_opcode {
 		  0x3b, 0x3f, 0x17)
 
 #define DEFINE_CXL_VENDOR_DEBUG_UUID                                           \
-	UUID_INIT(0xe1819d9, 0x11a9, 0x400c, 0x81, 0x1f, 0xd6, 0x07, 0x19,     \
+	UUID_INIT(0x5e1819d9, 0x11a9, 0x400c, 0x81, 0x1f, 0xd6, 0x07, 0x19,     \
 		  0x40, 0x3d, 0x86)
 
 struct cxl_mbox_get_supported_logs {