diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6575bd4f1..1e839478c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -55,11 +55,13 @@ find_package(Git)
 if(GIT_FOUND AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git")
     execute_process(
         COMMAND ${GIT_EXECUTABLE} describe --tags --always
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
         OUTPUT_VARIABLE GIT_VERSION
         OUTPUT_STRIP_TRAILING_WHITESPACE
     )
     execute_process(
         COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
         OUTPUT_VARIABLE GIT_HASH
         OUTPUT_STRIP_TRAILING_WHITESPACE
     )