diff --git a/drivers/misc/abov_a96t/abov_sar_a96t.c b/drivers/misc/abov_a96t/abov_sar_a96t.c
index 76ec4ab8a006..7fe3f15a5f1a 100644
--- a/drivers/misc/abov_a96t/abov_sar_a96t.c
+++ b/drivers/misc/abov_a96t/abov_sar_a96t.c
@@ -1360,7 +1360,7 @@ static ssize_t update_fw_show(struct class *class,
 
 	read_register(this, ABOV_VERSION_REG, &fw_version);
 
-	return snprintf(buf, 16, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
+	return snprintf(buf, 37, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
 }
 
 static ssize_t update_fw_store(struct class *class,
@@ -1409,7 +1409,7 @@ static ssize_t force_update_fw_show(struct class *class,
 
 	read_register(this, ABOV_VERSION_REG, &fw_version);
 
-	return snprintf(buf, 16, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
+	return snprintf(buf, 37, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
 }
 
 static ssize_t force_update_fw_store(struct class *class,
diff --git a/drivers/misc/abov_mmi_overlay/abov_sar_mmi_overlay.c b/drivers/misc/abov_mmi_overlay/abov_sar_mmi_overlay.c
index f58ff6b48855..9f3a8fc03238 100644
--- a/drivers/misc/abov_mmi_overlay/abov_sar_mmi_overlay.c
+++ b/drivers/misc/abov_mmi_overlay/abov_sar_mmi_overlay.c
@@ -1327,7 +1327,7 @@ static ssize_t update_fw_show(struct class *class,
 
 	read_register(this, ABOV_VERSION_REG, &fw_version);
 
-	return snprintf(buf, 16, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
+	return snprintf(buf, 37, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
 }
 
 static ssize_t update_fw_store(struct class *class,
@@ -1376,7 +1376,7 @@ static ssize_t force_update_fw_show(struct class *class,
 
 	read_register(this, ABOV_VERSION_REG, &fw_version);
 
-	return snprintf(buf, 16, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
+	return snprintf(buf, 37, "ABOV CapSensor Firmware Version:0x%02x\n", fw_version);
 }
 
 static ssize_t force_update_fw_store(struct class *class,