diff --git a/src/ICM_20948.cpp b/src/ICM_20948.cpp
index a2fab62..3e6afac 100644
--- a/src/ICM_20948.cpp
+++ b/src/ICM_20948.cpp
@@ -601,9 +601,9 @@ ICM_20948_Status_e ICM_20948::i2cMasterSLV4Transaction(uint8_t addr, uint8_t reg
     return status;
 }
 
-ICM_20948_Status_e ICM_20948::i2cMasterSingleW(uint8_t addr, uint8_t reg, uint8_t *data)
+ICM_20948_Status_e ICM_20948::i2cMasterSingleW(uint8_t addr, uint8_t reg, uint8_t data)
 {
-    status = ICM_20948_i2c_master_single_w(&_device, addr, reg, data);
+    status = ICM_20948_i2c_master_single_w(&_device, addr, reg, &data);
     return status;
 }
 uint8_t ICM_20948::i2cMasterSingleR(uint8_t addr, uint8_t reg)
diff --git a/src/ICM_20948.h b/src/ICM_20948.h
index c7ce6df..df5357e 100644
--- a/src/ICM_20948.h
+++ b/src/ICM_20948.h
@@ -99,7 +99,7 @@ class ICM_20948
     ICM_20948_Status_e i2cMasterSLV4Transaction(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len, bool Rw, bool send_reg_addr = true);
 
     //Used for configuring the Magnetometer
-    ICM_20948_Status_e i2cMasterSingleW(uint8_t addr, uint8_t reg, uint8_t *data);
+    ICM_20948_Status_e i2cMasterSingleW(uint8_t addr, uint8_t reg, uint8_t data);
     uint8_t i2cMasterSingleR(uint8_t addr, uint8_t reg);
 
     // Default Setup