diff --git a/src/gravity/Default/gravity.h b/src/gravity/Default/gravity.h
index d9326579f4dff88677ce8c53f0b95f5f0ca03462..9c56549d008578b435f48d827558b6bd36cf0df8 100644
--- a/src/gravity/Default/gravity.h
+++ b/src/gravity/Default/gravity.h
@@ -47,8 +47,8 @@ gravity_compute_timestep_external(const struct external_potential* potential,
                                                                phys_const, gp));
 #endif
 #ifdef EXTERNAL_POTENTIAL_DISK_PATCH
-  dt =
-      fmin(dt, external_gravity_disk_patch_timestep(potential, phys_const, gp));
+  dt = fminf(dt,
+             external_gravity_disk_patch_timestep(potential, phys_const, gp));
 #endif
   return dt;
 }
@@ -135,7 +135,7 @@ __attribute__((always_inline)) INLINE static void gravity_end_force(
  * @param gp The particle to act upon.
  */
 __attribute__((always_inline)) INLINE static void external_gravity(
-								   double time, const struct external_potential* potential,
+    double time, const struct external_potential* potential,
     const struct phys_const* const phys_const, struct gpart* gp) {
 
 #ifdef EXTERNAL_POTENTIAL_POINTMASS
diff --git a/src/potentials.h b/src/potentials.h
index 934458c813a4ca08fea67d36d5f820606cdb4ad6..1771e5ea2fdf017503915f03c7241046e5d06a95 100644
--- a/src/potentials.h
+++ b/src/potentials.h
@@ -72,7 +72,8 @@ struct external_potential {
 #ifdef EXTERNAL_POTENTIAL_DISK_PATCH
 
 /**
- * @brief Computes the time-step from the acceleration due to a hydrostatic disk.
+ * @brief Computes the time-step from the acceleration due to a hydrostatic
+ * disk.
  *
  * See Creasey, Theuns & Bower, 2013, MNRAS, Volume 429, Issue 3, p.1922-1948
  *
@@ -129,7 +130,8 @@ external_gravity_disk_patch_timestep(const struct external_potential* potential,
 }
 
 /**
- * @brief Computes the gravitational acceleration along z due to a hydrostatic disk
+ * @brief Computes the gravitational acceleration along z due to a hydrostatic
+ * disk
  *
  * See Creasey, Theuns & Bower, 2013, MNRAS, Volume 429, Issue 3, p.1922-1948
  *