diff --git a/src/EXTRA-FIX/fix_wall_flow.cpp b/src/EXTRA-FIX/fix_wall_flow.cpp
index afa0a4e4bd..586cfa7382 100644
--- a/src/EXTRA-FIX/fix_wall_flow.cpp
+++ b/src/EXTRA-FIX/fix_wall_flow.cpp
@@ -17,6 +17,7 @@
 ------------------------------------------------------------------------- */
 
 #include "fix_wall_flow.h"
+
 #include "atom.h"
 #include "citeme.h"
 #include "comm.h"
@@ -200,8 +201,7 @@ void FixWallFlow::end_of_step()
       int prev_segment = current_segment[i];
       current_segment[i] = compute_current_segment(pos);
 
-      if (prev_segment != current_segment[i])
-        generate_velocity(i);
+      if (prev_segment != current_segment[i]) generate_velocity(i);
     }
   }
 }
diff --git a/src/EXTRA-FIX/fix_wall_flow.h b/src/EXTRA-FIX/fix_wall_flow.h
index 0379c03783..6a662f3d94 100644
--- a/src/EXTRA-FIX/fix_wall_flow.h
+++ b/src/EXTRA-FIX/fix_wall_flow.h
@@ -50,7 +50,7 @@ class FixWallFlow : public Fix {
   int rndseed;
   class RanMars *random;
   int *current_segment;
-  
+
   int compute_current_segment(double pos) const;
   void generate_velocity(int i);
 };