Index: src/test/CMakeLists.txt
===================================================================
--- src/test/CMakeLists.txt	(revision 897)
+++ src/test/CMakeLists.txt	(revision 898)
@@ -5,7 +5,7 @@ include_directories(
   ${CMAKE_SOURCE_DIR}/src/libicalss ${CMAKE_BINARY_DIR}/src/libicalss
 )
 
-set(TEST_DATADIR "\"${CMAKE_SOURCE_DIR}/test-data\"")
+set(TEST_DATADIR "\\\"${CMAKE_SOURCE_DIR}/test-data\\\"")
 add_definitions(-DTEST_DATADIR=${TEST_DATADIR})
 
 ########### next target ###############
Index: src/libical/CMakeLists.txt
===================================================================
--- src/libical/CMakeLists.txt	(revision 897)
+++ src/libical/CMakeLists.txt	(revision 898)
@@ -7,7 +7,7 @@ include_directories(
   ${CMAKE_BINARY_DIR}/src/libical
 )
 
-set(PACKAGE_DATA_DIR "\"${CMAKE_INSTALL_PREFIX}/share/libical\"")
+set(PACKAGE_DATA_DIR "\\\"${CMAKE_INSTALL_PREFIX}/share/libical\\\"")
 add_definitions(-DPACKAGE_DATA_DIR=${PACKAGE_DATA_DIR})