Index: tools/debugserver/source/MacOSX/CMakeLists.txt
===================================================================
--- tools/debugserver/source/MacOSX/CMakeLists.txt
+++ tools/debugserver/source/MacOSX/CMakeLists.txt
@@ -70,7 +70,7 @@
   POST_BUILD
   # --entitlements option removed, as it causes errors when debugging.
   #was: COMMAND CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE} codesign --entitlements ${CMAKE_CURRENT_SOURCE_DIR}/../debugserver-entitlements.plist --force --sign ${CODESIGN_IDENTITY} debugserver
-  COMMAND CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE} codesign --force --sign ${CODESIGN_IDENTITY} debugserver
+  COMMAND ${CMAKE_COMMAND} -E env CODESIGN_ALLOCATE=${CODESIGN_ALLOCATE} codesign --force --sign ${CODESIGN_IDENTITY} debugserver
   WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/bin
   )