Index: Makefile
===================================================================
--- Makefile	(revision bb285b42d51bf15d56c4d20ab034e93a463a8b7f)
+++ Makefile	(revision eb87adbd9708519e94619c1596800a813b945e66)
@@ -57,5 +57,5 @@
 
 cscope:
-	find kernel boot uspace -regex '^.*\.[chsS]$$' | xargs $(CSCOPE) -b -k -u -f$(CSCOPE).out
+	find abi kernel boot uspace -regex '^.*\.[chsS]$$' | xargs $(CSCOPE) -b -k -u -f$(CSCOPE).out
 
 # Pre-integration build check
