diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b63b7148a..0ad615170 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -132,5 +132,6 @@ ENDIF()
 
 IF(BT STREQUAL "DEBUG")
    ADD_DEFINITIONS(-DDEBUG)
-ENDIF()
-
+ELSEIF(BT STREQUAL "PROFILE")
+   ADD_DEFINITIONS(-DPROFILE)
+ENDIF()
\ No newline at end of file
diff --git a/src/swiftest/swiftest_kick.f90 b/src/swiftest/swiftest_kick.f90
index 54da2f82a..430679b43 100644
--- a/src/swiftest/swiftest_kick.f90
+++ b/src/swiftest/swiftest_kick.f90
@@ -22,7 +22,9 @@ module subroutine swiftest_kick_getacch_int_pl(self, param)
       class(swiftest_parameters), intent(inout) :: param !! Current swiftest run configuration parameters
       ! Internals
       logical, save :: lfirst = .true.
-
+#ifdef PROFILE
+      type(walltimer), save :: timer 
+#endif
 
       if (param%lflatten_interactions) then
          if (param%lclose) then