diff --git a/saul_coap.c b/saul_coap.c
index 63d8ea8..9ba8811 100644
--- a/saul_coap.c
+++ b/saul_coap.c
@@ -278,7 +278,7 @@ CborError export_phydat_to_cbor(CborEncoder *encoder, uint8_t *cbor_buf, size_t
 
     err = cbor_encoder_close_container(encoder, &mapEncoder);
     if (err != CborNoError) {
-	return err;
+        return err;
     }
 
     return CborNoError;