diff --git a/CMake/ClioVersion.cmake b/CMake/ClioVersion.cmake
index 591fcee9..ff61642a 100644
--- a/CMake/ClioVersion.cmake
+++ b/CMake/ClioVersion.cmake
@@ -5,21 +5,27 @@
 find_package (Git REQUIRED)
 
 set (GIT_COMMAND rev-parse --short HEAD)
-execute_process (COMMAND ${GIT_EXECUTABLE} ${GIT_COMMAND} OUTPUT_VARIABLE REV OUTPUT_STRIP_TRAILING_WHITESPACE)
+execute_process (COMMAND ${GIT_EXECUTABLE} ${GIT_COMMAND} 
+  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+  OUTPUT_VARIABLE REV OUTPUT_STRIP_TRAILING_WHITESPACE)
 
 set (GIT_COMMAND branch --show-current)
-execute_process (COMMAND ${GIT_EXECUTABLE} ${GIT_COMMAND} OUTPUT_VARIABLE BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE)
+execute_process (COMMAND ${GIT_EXECUTABLE} ${GIT_COMMAND} 
+  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+  OUTPUT_VARIABLE BRANCH OUTPUT_STRIP_TRAILING_WHITESPACE)
 
 if (BRANCH STREQUAL "")
   set (BRANCH "dev")
 endif ()
 
-if (NOT (BRANCH MATCHES master OR BRANCH MATCHES release/*)) # for develop and any other branch name YYYYMMDDHMS-<branch>-<git-ref>
+if (NOT (BRANCH MATCHES master OR BRANCH MATCHES release/*)) # for develop and any other branch name YYYYMMDDHMS-<branch>-<git-rev>
   execute_process (COMMAND date +%Y%m%d%H%M%S OUTPUT_VARIABLE DATE OUTPUT_STRIP_TRAILING_WHITESPACE)
   set (VERSION "${DATE}-${BRANCH}-${REV}")
 else ()
   set (GIT_COMMAND describe --tags)
-  execute_process (COMMAND ${GIT_EXECUTABLE} ${GIT_COMMAND} OUTPUT_VARIABLE TAG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
+  execute_process (COMMAND ${GIT_EXECUTABLE} ${GIT_COMMAND} 
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    OUTPUT_VARIABLE TAG_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
   set (VERSION "${TAG_VERSION}-${REV}")
 endif ()