--- c_src/CMakeLists.txt.orig	2016-10-27 08:19:19 UTC
+++ c_src/CMakeLists.txt
@@ -144,4 +144,4 @@ ADD_EXECUTABLE(u2f
 
 TARGET_LINK_LIBRARIES(u2f ${extra_LIBS})
 
-INSTALL(TARGETS u2f DESTINATION ${PROJECT_SOURCE_DIR}/../ext/bin/${TARGET_LOCATION})
+INSTALL(TARGETS u2f DESTINATION %%XPI_DIR%%/%%XPI_ID%%/bin/${TARGET_LOCATION})
