--- a/src/lib/lttng-ctl/lttng-ctl.pc.in
+++ b/src/lib/lttng-ctl/lttng-ctl.pc.in
@@ -12,7 +12,7 @@ Name: LTTng control library
 Description: Control LTTng recording sessions and triggers
 Version: @PACKAGE_VERSION@
 Requires:
-Requires.private:
+Requires.private: liburcu liburcu-cds
 Libs: -L${libdir} -llttng-ctl
 Cflags: -I${includedir}