diff --git a/Core/Src/ADBMS_Abstraction.c b/Core/Src/ADBMS_Abstraction.c
index 2b57a64..d27d339 100644
--- a/Core/Src/ADBMS_Abstraction.c
+++ b/Core/Src/ADBMS_Abstraction.c
@@ -263,7 +263,7 @@ uint8_t amsWriteComm(uint8_t device, uint8_t addr, uint8_t data) {
   CHECK_RETURN(writeCMD(WRCOMM, txbuf, COMM_GROUP_SIZE));
   uint8_t rxbuf[6] = {0,0,0,0,0,0};
   readCMD(RDCOMM, rxbuf, COMM_GROUP_SIZE);
-  if (rxbuf[6] != txbuf[6]) {
+  if (rxbuf[5] != txbuf[5]) { // assert that the data was written correctly
     while(1){}
   }
   CHECK_RETURN(writeCMD_I2C(STCOMM, 72, NULL, 0));