diff --git a/doc/release-notes/iceoryx2-unreleased.md b/doc/release-notes/iceoryx2-unreleased.md
index 0956ef20c..6318529b5 100644
--- a/doc/release-notes/iceoryx2-unreleased.md
+++ b/doc/release-notes/iceoryx2-unreleased.md
@@ -30,6 +30,8 @@
   [#436](https://github.com/eclipse-iceoryx/iceoryx2/issues/436)
 * Fix misleading warning related to default config file
   [#437](https://github.com/eclipse-iceoryx/iceoryx2/issues/437)
+* Fix cmake build with iceoryx2 as submodule
+  [#521](https://github.com/eclipse-iceoryx/iceoryx2/issues/521)
 
 ### Refactoring
 
diff --git a/iceoryx2-ffi/c/CMakeLists.txt b/iceoryx2-ffi/c/CMakeLists.txt
index bd6b952c8..abb7929fb 100644
--- a/iceoryx2-ffi/c/CMakeLists.txt
+++ b/iceoryx2-ffi/c/CMakeLists.txt
@@ -80,7 +80,7 @@ add_custom_target(
         ${ICEORYX2_C_STATIC_LIB_LINK_FILE}
         ${ICEORYX2_C_SHARED_LIB_LINK_FILE}
         ${ICEORYX2_C_SHARED_LIB_DLL_FILE}
-    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/../..
     VERBATIM
     USES_TERMINAL
 )