diff --git a/cpukit/dev/i2c/xilinx-axi-i2c.c b/cpukit/dev/i2c/xilinx-axi-i2c.c
index 0248958a53..45a1c90c37 100644
--- a/cpukit/dev/i2c/xilinx-axi-i2c.c
+++ b/cpukit/dev/i2c/xilinx-axi-i2c.c
@@ -99,7 +99,7 @@
 
 typedef struct {
   i2c_bus               base;
-  uint32_t              regs;
+  uintptr_t             regs;
   i2c_msg*              msgs;
   uint32_t              msgs_remaining;
   i2c_msg*              current_msg;