diff --git a/cmake/Modules/HandleFindMarble.cmake b/cmake/Modules/HandleFindMarble.cmake
index c812e250d..a3ca8fb48 100644
--- a/cmake/Modules/HandleFindMarble.cmake
+++ b/cmake/Modules/HandleFindMarble.cmake
@@ -15,7 +15,7 @@ if(NOT NO_MARBLE)
 			set(MARBLE_LIBRARIES "")
 		endif()
 	endif()
-	add_custom_target(link_marble_data ALL COMMAND rm -rf ./marbledata && ln -s ${CMAKE_SOURCE_DIR}/marbledata ${CMAKE_BINARY_DIR}/marbledata)
+	add_custom_target(link_marble_data ALL COMMAND rm -rf ./marbledata && ln -sf ${CMAKE_SOURCE_DIR}/marbledata ${CMAKE_BINARY_DIR}/marbledata)
 else()
 	message(STATUS "building without marble widget support")
 	add_definitions(-DNO_MARBLE)
diff --git a/cmake/Modules/RunOnBuildDir.cmake b/cmake/Modules/RunOnBuildDir.cmake
index bf674be19..854578e3d 100644
--- a/cmake/Modules/RunOnBuildDir.cmake
+++ b/cmake/Modules/RunOnBuildDir.cmake
@@ -3,13 +3,13 @@
 add_custom_target(themeLink ALL
 	COMMAND
 	rm -f ${CMAKE_BINARY_DIR}/theme &&
-	ln -s ${CMAKE_SOURCE_DIR}/theme ${CMAKE_BINARY_DIR}/theme
+	ln -sf ${CMAKE_SOURCE_DIR}/theme ${CMAKE_BINARY_DIR}/theme
 )
 if(NOT NO_PRINTING)
 	add_custom_target(printing_templatesLink ALL
 		COMMAND
 		rm -f ${CMAKE_BINARY_DIR}/printing_templates &&
-		ln -s ${CMAKE_SOURCE_DIR}/printing_templates ${CMAKE_BINARY_DIR}/printing_templates
+		ln -sf ${CMAKE_SOURCE_DIR}/printing_templates ${CMAKE_BINARY_DIR}/printing_templates
 	)
 endif()
 if(NOT NO_DOCS)
@@ -18,7 +18,7 @@ if(NOT NO_DOCS)
 		COMMAND
 		mkdir -p ${CMAKE_BINARY_DIR}/Documentation/ &&
 		rm -rf ${CMAKE_BINARY_DIR}/Documentation/images &&
-		ln -s ${CMAKE_SOURCE_DIR}/Documentation/images ${CMAKE_BINARY_DIR}/Documentation/images
+		ln -sf ${CMAKE_SOURCE_DIR}/Documentation/images ${CMAKE_BINARY_DIR}/Documentation/images
 	)
 	add_custom_target(
 		documentation ALL