diff --git a/Makeconfig b/Makeconfig
index 6482a43025..407df9e6a1 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -1344,7 +1344,7 @@ libpthread-routines-var = routines
 librt-routines-var = routines
 else
 libpthread-routines-var = libpthread-routines
-librt-routines-var = libpthread-routines
+librt-routines-var = librt-routines
 endif
 
 # A sysdeps Makeconfig fragment may set libc-reentrant to yes.
diff --git a/rt/Makefile b/rt/Makefile
index b0d887202d..47bc594dee 100644
--- a/rt/Makefile
+++ b/rt/Makefile
@@ -57,7 +57,7 @@ librt-routines = \
   timer_gettime \
   timer_settime \
 
-$(librt-routines-var) = \
+$(librt-routines-var) += \
 
 tests := tst-shm tst-timer tst-timer2 \
 	 tst-aio tst-aio64 tst-aio2 tst-aio3 tst-aio4 tst-aio5 tst-aio6 \