diff --git a/dfu/src/main/java/no/nordicsemi/android/dfu/BaseDfuImpl.java b/dfu/src/main/java/no/nordicsemi/android/dfu/BaseDfuImpl.java
index 60746b9..057bac1 100644
--- a/dfu/src/main/java/no/nordicsemi/android/dfu/BaseDfuImpl.java
+++ b/dfu/src/main/java/no/nordicsemi/android/dfu/BaseDfuImpl.java
@@ -679,17 +679,17 @@ import no.nordicsemi.android.dfu.internal.exception.UploadAbortedException;
 	}
 
 	protected void logw(final String message) {
-//		if (BuildConfig.DEBUG) // TODO
+		if (BuildConfig.DEBUG)
 			Log.w(TAG, message);
 	}
 
 	protected void logi(final String message) {
-//		if (BuildConfig.DEBUG) // TODO
+		if (BuildConfig.DEBUG)
 			Log.i(TAG, message);
 	}
 
 	protected void logd(final String message) {
-//		if (BuildConfig.DEBUG) // TODO
+		if (BuildConfig.DEBUG)
 			Log.d(TAG, message);
 	}
 }
diff --git a/dfu/src/main/java/no/nordicsemi/android/dfu/SecureDfuImpl.java b/dfu/src/main/java/no/nordicsemi/android/dfu/SecureDfuImpl.java
index 1509209..7af3a4d 100644
--- a/dfu/src/main/java/no/nordicsemi/android/dfu/SecureDfuImpl.java
+++ b/dfu/src/main/java/no/nordicsemi/android/dfu/SecureDfuImpl.java
@@ -95,7 +95,6 @@ import no.nordicsemi.android.error.SecureDfuError;
 				switch (requestType) {
 					case OP_CODE_CALCULATE_CHECKSUM_KEY: {
 						mProgressInfo.setBytesReceived(characteristic.getIntValue(BluetoothGattCharacteristic.FORMAT_UINT32, 3));
-						logi("PRN, bytes received: " + mProgressInfo.getBytesReceived()); // TODO remove
 						// TODO check CRC?
 						handlePacketReceiptNotification(gatt, characteristic);
 						break;