diff --git a/src/particle_restart_write.F90 b/src/particle_restart_write.F90
index d9388ca763..da6a4067d6 100644
--- a/src/particle_restart_write.F90
+++ b/src/particle_restart_write.F90
@@ -16,7 +16,7 @@ module particle_restart_write
 
 #ifdef HDF5
   integer(HID_T) :: hdf5_particle_file
-#endif HDF5
+#endif
 
 contains