diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ad183635b..64555b02d5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -213,7 +213,7 @@ elseif (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 endif ()
 
 # Ignore the build directory
-set(CPACK_SOURCE_IGNORE_FILES ${CMAKE_BINARY_DIR})
+set(CPACK_SOURCE_IGNORE_FILES ${CMAKE_BINARY_DIR} ".git")
 
 include(CPack)
 
diff --git a/cmake/SetPackageGenerators.cmake b/cmake/SetPackageGenerators.cmake
index 489441cc83..edd80ee3d6 100644
--- a/cmake/SetPackageGenerators.cmake
+++ b/cmake/SetPackageGenerators.cmake
@@ -12,6 +12,7 @@
 # CPACK_GENERATOR is set by this module
 
 set(CPACK_GENERATOR TGZ)
+set(CPACK_SOURCE_GENERATOR TGZ)
 if (APPLE)
     list(APPEND CPACK_GENERATOR PackageMaker)
 elseif (${CMAKE_SYSTEM_NAME} MATCHES "Linux")