diff --git a/src/include/lwip/err.h b/src/include/lwip/err.h
index 97a7ab85..81a049d8 100644
--- a/src/include/lwip/err.h
+++ b/src/include/lwip/err.h
@@ -48,7 +48,7 @@ extern "C" {
  * @ingroup infrastructure
  * @{
  */
-    
+
 /** Define LWIP_ERR_T in cc.h if you want to use
  *  a different type for your platform (must be signed). */
 #ifdef LWIP_ERR_T
diff --git a/src/include/lwip/init.h b/src/include/lwip/init.h
index 97914e58..b655b43e 100644
--- a/src/include/lwip/init.h
+++ b/src/include/lwip/init.h
@@ -48,7 +48,7 @@ extern "C" {
  * @ingroup lwip
  * @{
  */
-    
+
 /** X.x.x: Major version of the stack */
 #define LWIP_VERSION_MAJOR      2
 /** x.X.x: Minor version of the stack */