diff --git a/arch/arm64/src/imx9/hardware/imx93/imx93_memorymap.h b/arch/arm64/src/imx9/hardware/imx93/imx93_memorymap.h
index 050602fc0a..0163770e91 100644
--- a/arch/arm64/src/imx9/hardware/imx93/imx93_memorymap.h
+++ b/arch/arm64/src/imx9/hardware/imx93/imx93_memorymap.h
@@ -104,6 +104,7 @@
 #define IMX9_MIPI_DSI_BASE                 (0x4AE10000UL)
 #define IMX9_MU1__MUB_BASE                 (0x44230000UL)
 #define IMX9_MU2__MUB_BASE                 (0x42440000UL)
+#define IMX9_S3MUA_BASE                    (0x47520000UL)
 #define IMX9_NPU_BASE                      (0x4A900000UL)
 #define IMX9_OCOTP_BASE                    (0x47518000UL)
 #define IMX9_OCRAM_MECC1_BASE              (0x490A0000UL)