diff --git a/firmware/target/arm/imx31/gigabeat-s/fmradio-i2c-gigabeat-s.c b/firmware/target/arm/imx31/gigabeat-s/fmradio-i2c-gigabeat-s.c
index a7b9bc21da..5ee0ba5224 100644
--- a/firmware/target/arm/imx31/gigabeat-s/fmradio-i2c-gigabeat-s.c
+++ b/firmware/target/arm/imx31/gigabeat-s/fmradio-i2c-gigabeat-s.c
@@ -130,7 +130,7 @@ bool si4700_st(void)
 /* Low-level RDS Support */
 
 /* Transfer descriptor for RDS async operations */
-struct si4700_i2c_transfer_desc
+static struct si4700_i2c_transfer_desc
 {
     struct i2c_transfer_desc xfer;
     unsigned char regbuf[32];