diff --git a/left/src/i2c_watchdog.c b/left/src/i2c_watchdog.c
index c46c679..db4103a 100644
--- a/left/src/i2c_watchdog.c
+++ b/left/src/i2c_watchdog.c
@@ -15,28 +15,28 @@
 
 void RunWatchdog(void)
 {
-	static volatile uint32_t I2cWatchdog_WatchCounter = 0; /* counter for timer */
-	static int cntr = 0;
+    static volatile uint32_t I2cWatchdog_WatchCounter = 0; /* counter for timer */
+    static int cntr = 0;
 
-	cntr++;
-	if (cntr==100) { /* we get called from KEY_SCANNER_HANDLER() which runs at 1ms, thus scaling down by 100 here to get 100 ms period */
-		cntr=0;
-		TEST_LED_TOGGLE();
-		I2cWatchdog_WatchCounter++;
+    cntr++;
+    if (cntr==100) { /* we get called from KEY_SCANNER_HANDLER() which runs at 1ms, thus scaling down by 100 here to get 100 ms period */
+        cntr=0;
+        TEST_LED_TOGGLE();
+        I2cWatchdog_WatchCounter++;
 
-		if (I2cWatchdog_WatchCounter>10) { /* do not check within the first 1000 ms, as I2C might not be running yet */
-			if (I2C_Watchdog == prevWatchdogCounter) { // Restart I2C if there hasn't been any interrupt during 100 ms. I2C_Watchdog gets incremented for every I2C transaction
-				I2cWatchdog_RecoveryCounter++;
+        if (I2cWatchdog_WatchCounter>10) { /* do not check within the first 1000 ms, as I2C might not be running yet */
+            if (I2C_Watchdog == prevWatchdogCounter) { // Restart I2C if there hasn't been any interrupt during 100 ms. I2C_Watchdog gets incremented for every I2C transaction
+                I2cWatchdog_RecoveryCounter++;
 #if I2C_WATCHDOG == I2C_WATCHDOG_VALUE_REBOOT
-		        NVIC_SystemReset();
+                NVIC_SystemReset();
 #endif
 #if I2C_WATCHDOG == I2C_WATCHDOG_VALUE_REINIT
-				I2C_SlaveDeinit(I2C_BUS_BASEADDR);
-				InitI2c();
+                I2C_SlaveDeinit(I2C_BUS_BASEADDR);
+                InitI2c();
 #endif
-			}
-		}
-		prevWatchdogCounter = I2C_Watchdog; /* remember previous counter */
-	}
+            }
+        }
+        prevWatchdogCounter = I2C_Watchdog; /* remember previous counter */
+    }
 }
 #endif