diff --git a/plugins/ladspa_effect/calf/CMakeLists.txt b/plugins/ladspa_effect/calf/CMakeLists.txt
index 2a399e98c..22a75d7fe 100644
--- a/plugins/ladspa_effect/calf/CMakeLists.txt
+++ b/plugins/ladspa_effect/calf/CMakeLists.txt
@@ -4,7 +4,11 @@ INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include ${CMAKE_CURRENT_SOURCE_DIR} ${CM
 INSTALL(TARGETS calf LIBRARY DESTINATION ${PLUGIN_DIR}/ladspa)
 ADD_DEFINITIONS(-DUSE_LADSPA=1)
 SET_TARGET_PROPERTIES(calf PROPERTIES PREFIX "")
-SET_TARGET_PROPERTIES(calf PROPERTIES COMPILE_FLAGS "-O2 -finline-limit=80 -finline-functions -finline-functions-called-once")
+SET(INLINE_FLAGS "")
+IF(NOT LMMS_BUILD_APPLE)
+SET(INLINE_FLAGS "-finline-functions-called-once")
+ENDIF(NOT LMMS_BUILD_APPLE)
+SET_TARGET_PROPERTIES(calf PROPERTIES COMPILE_FLAGS "-O2 -finline-limit=80 -finline-functions ${INLINE_FLAGS}")
 
 IF(LMMS_BUILD_WIN32)
 	ADD_CUSTOM_COMMAND(TARGET calf POST_BUILD COMMAND ${STRIP} ${CMAKE_CURRENT_BINARY_DIR}/calf.dll)