diff --git a/product/totalcompute/tc2/include/scp_mmap.h b/product/totalcompute/tc2/include/scp_mmap.h
index 8aec2bd425ff19dade99a4314488ae57fa741e42..a992b26007078350135a4c1f178c330901c9e510 100644
--- a/product/totalcompute/tc2/include/scp_mmap.h
+++ b/product/totalcompute/tc2/include/scp_mmap.h
@@ -92,8 +92,8 @@
 #define SCP_AP_CONTEXT_SIZE (64)
 
 /* SDS Memory Region */
-#define SCP_SDS_MEM_BASE (SCP_AP_SHARED_SECURE_BASE)
-#define SCP_SDS_MEM_SIZE (3520)
+#define SCP_SDS_MEM_BASE (SCP_AP_SHARED_SECURE_BASE + 1760)
+#define SCP_SDS_MEM_SIZE (1760)
 
 /* SCMI Secure Payload Areas */
 #define SCP_SCMI_PAYLOAD_SIZE       (128)