Index: uspace/lib/cpp/Makefile
===================================================================
--- uspace/lib/cpp/Makefile	(revision 09416c12bf26443d3dab88c6f2835b9d9f674d86)
+++ uspace/lib/cpp/Makefile	(revision b3b8405f1260b5ae4a1e00d8a47f2dbc7c4adb32)
@@ -47,4 +47,5 @@
 	src/mutex.cpp \
 	src/new.cpp \
+	src/shared_mutex.cpp \
 	src/stdexcept.cpp \
 	src/string.cpp \