diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4212645e4..9ce371577 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,17 +35,17 @@ endif()
 # https://docs.conan.io/en/latest/howtos/cmake_launch.html
 # -----------------------------------------------------------------
 
-if(NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake")
+if(NOT EXISTS "${CMAKE_CURRENT_BINARY_DIR}/conan.cmake")
   message(
     STATUS
       "Downloading conan.cmake from https://github.com/conan-io/cmake-conan")
   file(
     DOWNLOAD
     "https://raw.githubusercontent.com/conan-io/cmake-conan/master/conan.cmake"
-    "${CMAKE_BINARY_DIR}/conan.cmake")
+    "${CMAKE_CURRENT_BINARY_DIR}/conan.cmake")
 endif()
 
-include(${CMAKE_BINARY_DIR}/conan.cmake)
+include(${CMAKE_CURRENT_BINARY_DIR}/conan.cmake)
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
   # set(conan_opts ...)
@@ -104,7 +104,8 @@ else()
 
   if(GIT_FOUND)
     execute_process(
-      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_SOURCE_DIR}/.git" status
+      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_CURRENT_SOURCE_DIR}/.git"
+              status
       RESULT_VARIABLE RESULT
       OUTPUT_QUIET ERROR_QUIET)
 
@@ -115,20 +116,20 @@ else()
 
   if(GIT_FOUND)
     execute_process(
-      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_SOURCE_DIR}/.git" rev-parse
-              HEAD
+      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_CURRENT_SOURCE_DIR}/.git"
+              rev-parse HEAD
       OUTPUT_VARIABLE GIT_COMMIT
       OUTPUT_STRIP_TRAILING_WHITESPACE)
 
     execute_process(
-      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_SOURCE_DIR}/.git" rev-parse
-              --short HEAD
+      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_CURRENT_SOURCE_DIR}/.git"
+              rev-parse --short HEAD
       OUTPUT_VARIABLE GIT_COMMIT_SHORT
       OUTPUT_STRIP_TRAILING_WHITESPACE)
 
     execute_process(
-      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_SOURCE_DIR}/.git" describe
-              --tags
+      COMMAND ${GIT_EXECUTABLE} "--git-dir=${CMAKE_CURRENT_SOURCE_DIR}/.git"
+              describe --tags
       OUTPUT_VARIABLE GIT_TAG
       OUTPUT_STRIP_TRAILING_WHITESPACE)
 
@@ -175,7 +176,7 @@ if(EXISTS ${EQUINOR_TESTDATA_ROOT})
                           "${EQUINOR_TESTDATA_ROOT}" "${LINK}")
   message(STATUS "Linking testdata: ${LINK} -> ${EQUINOR_TESTDATA_ROOT}")
 
-  set(_equinor_test_data ${CMAKE_SOURCE_DIR}/test-data/Equinor)
+  set(_equinor_test_data ${CMAKE_CURRENT_SOURCE_DIR}/test-data/Equinor)
   set(_eclpath ${_equinor_test_data}/ECLIPSE)
   set(_geopath ${_equinor_test_data}/Geometry)
 endif()
@@ -355,7 +356,7 @@ test_big_endian(BIG_ENDIAN)
 
 check_type_size(time_t SIZE_OF_TIME_T)
 if(${SIZE_OF_TIME_T} EQUAL 8)
-  try_run(RUN_RESULT COMPILE_RESULT ${CMAKE_BINARY_DIR}
+  try_run(RUN_RESULT COMPILE_RESULT ${CMAKE_CURRENT_BINARY_DIR}
           ${PROJECT_SOURCE_DIR}/cmake/Tests/test_mktime_before1970.c)
   if(${COMPILE_RESULT})
     if(${RUN_RESULT} EQUAL 0)
@@ -364,26 +365,26 @@ if(${SIZE_OF_TIME_T} EQUAL 8)
   endif()
 endif()
 
-try_compile(HAVE_VA_COPY ${CMAKE_BINARY_DIR}
+try_compile(HAVE_VA_COPY ${CMAKE_CURRENT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_va_copy.c)
-try_compile(HAVE_SIGBUS ${CMAKE_BINARY_DIR}
+try_compile(HAVE_SIGBUS ${CMAKE_CURRENT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_have_sigbus.c)
-try_compile(HAVE_PID_T ${CMAKE_BINARY_DIR}
+try_compile(HAVE_PID_T ${CMAKE_CURRENT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_pid_t.c)
-try_compile(HAVE_MODE_T ${CMAKE_BINARY_DIR}
+try_compile(HAVE_MODE_T ${CMAKE_CURRENT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_mode_t.c)
-try_compile(ERT_HAVE_ISFINITE ${CMAKE_BINARY_DIR}
+try_compile(ERT_HAVE_ISFINITE ${CMAKE_CURRENT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_isfinite.c)
 try_compile(HAVE_SIGHANDLER_T ${PROJECT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_have_sighandler.c)
 
 if(ERT_HAVE_READLINKAT)
-  try_compile(ERT_HAVE_READLINKAT_DECLARATION ${CMAKE_BINARY_DIR}
+  try_compile(ERT_HAVE_READLINKAT_DECLARATION ${CMAKE_CURRENT_BINARY_DIR}
               ${PROJECT_SOURCE_DIR}/cmake/Tests/test_have_readlinkat_decl.c)
 endif()
 
 set(BUILD_CXX ON)
-try_compile(HAVE_CXX_SHARED_PTR ${CMAKE_BINARY_DIR}
+try_compile(HAVE_CXX_SHARED_PTR ${CMAKE_CURRENT_BINARY_DIR}
             ${PROJECT_SOURCE_DIR}/cmake/Tests/test_shared_ptr.cpp)
 if(NOT HAVE_CXX_SHARED_PTR)
   set(BUILD_CXX OFF)
@@ -399,13 +400,13 @@ find_package(Git)
 if(GIT_FOUND)
   execute_process(
     COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
-    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
     OUTPUT_VARIABLE GIT_COMMIT
     OUTPUT_STRIP_TRAILING_WHITESPACE)
 
   execute_process(
     COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
-    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
     OUTPUT_VARIABLE GIT_COMMIT_SHORT
     OUTPUT_STRIP_TRAILING_WHITESPACE)
 else()