diff --git a/src/engine.c b/src/engine.c
index 4c3fd9e2ca1c949f80aefe98c84923900789c6db..1f3913e16d5cbada34aab5d278cfa909468a4eed 100644
--- a/src/engine.c
+++ b/src/engine.c
@@ -1731,12 +1731,13 @@ void engine_maketasks(struct engine *e) {
       /* Loop through the proxy's incoming cells and add the
          recv tasks. */
       for (int k = 0; k < p->nr_cells_in; k++)
-        engine_addtasks_recv(e, p->cells_in[k], NULL, NULL);
+        engine_addtasks_recv(e, p->cells_in[k], NULL, NULL, NULL);
 
       /* Loop through the proxy's outgoing cells and add the
          send tasks. */
       for (int k = 0; k < p->nr_cells_out; k++)
-        engine_addtasks_send(e, p->cells_out[k], p->cells_in[0]);
+        engine_addtasks_send(e, p->cells_out[k], p->cells_in[0], NULL, NULL,
+                             NULL);
     }
   }
 #endif
@@ -1869,8 +1870,7 @@ int engine_marktasks(struct engine *e) {
           continue;
 
         /* Set the sort flags. */
-        if (t->type == task_type_pair &&
-            t->subtype != task_subtype_grav) {
+        if (t->type == task_type_pair && t->subtype != task_subtype_grav) {
           if (!(ci->sorted & (1 << t->flags))) {
             ci->sorts->flags |= (1 << t->flags);
             ci->sorts->skip = 0;
diff --git a/src/runner.c b/src/runner.c
index 9ef51240a7b5e7d455e94f5c1b667bf7ff77215e..c58e94645cbee2a350ed68e5b3d233d13efdf458 100644
--- a/src/runner.c
+++ b/src/runner.c
@@ -88,8 +88,8 @@ const char runner_flip[27] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0,
 #include "runner_doiact.h"
 
 /* Import the gravity loop functions. */
-#include "runner_doiact_grav.h"
 #include "runner_doiact_fft.h"
+#include "runner_doiact_grav.h"
 
 /**
  * @brief Calculate gravity acceleration from external potential
@@ -1155,7 +1155,7 @@ void *runner_main(void *data) {
         case task_type_grav_gather_m:
           break;
         case task_type_grav_fft:
-	  runner_do_grav_fft(r);
+          runner_do_grav_fft(r);
           break;
         case task_type_grav_external:
           runner_do_grav_external(r, t->ci, 1);
diff --git a/src/runner_doiact_fft.c b/src/runner_doiact_fft.c
index 6333ecd71ab3dbef805e2134a9536b5eafa3ceb3..e735b2b9979979424d57caeae78f208c9ae8d8b9 100644
--- a/src/runner_doiact_fft.c
+++ b/src/runner_doiact_fft.c
@@ -33,7 +33,4 @@
 /* Local includes. */
 #include "runner.h"
 
-void runner_do_grav_fft(struct runner *r) {
-
-
-}
+void runner_do_grav_fft(struct runner *r) {}