diff --git a/src/portable/renesas/link/dcd_link.c b/src/portable/renesas/link/dcd_link.c
index 0f9037593..dcbd68b8d 100644
--- a/src/portable/renesas/link/dcd_link.c
+++ b/src/portable/renesas/link/dcd_link.c
@@ -52,7 +52,11 @@
 //--------------------------------------------------------------------+
 
 /* LINK core registers */
+#if defined(__CCRX__)
+#define LINK_REG ((LINK_REG_t __evenaccess*)LINK_REG_BASE)
+#else
 #define LINK_REG ((LINK_REG_t*)LINK_REG_BASE)
+#endif
 
 /* Start of definition of packed structs (used by the CCRX toolchain) */
 TU_ATTR_PACKED_BEGIN
diff --git a/src/portable/renesas/link/hcd_link.c b/src/portable/renesas/link/hcd_link.c
index 1197e1de5..f1ea2b821 100644
--- a/src/portable/renesas/link/hcd_link.c
+++ b/src/portable/renesas/link/hcd_link.c
@@ -48,7 +48,11 @@
 //--------------------------------------------------------------------+
 
 /* LINK core registers */
+#if defined(__CCRX__)
+#define LINK_REG ((LINK_REG_t __evenaccess*)LINK_REG_BASE)
+#else
 #define LINK_REG ((LINK_REG_t*)LINK_REG_BASE)
+#endif
 
 TU_ATTR_PACKED_BEGIN
 TU_ATTR_BIT_FIELD_ORDER_BEGIN