diff --git a/connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/CMakeLists.txt b/connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/CMakeLists.txt
index fbaac0925c..b77b3bc784 100644
--- a/connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/CMakeLists.txt
+++ b/connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/CMakeLists.txt
@@ -101,6 +101,7 @@ target_sources(mbed-nanostack-sal_stack
         utils/ns_conf.c
         utils/ns_crc.c
         utils/ns_file_system.c
+        utils/ns_time.c
 
         whiteboard/whiteboard.c
 )
diff --git a/connectivity/nanostack/include/sal-stack-nanostack/source/Service_Libs/utils/ns_time.c b/connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/utils/ns_time.c
similarity index 100%
rename from connectivity/nanostack/include/sal-stack-nanostack/source/Service_Libs/utils/ns_time.c
rename to connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/utils/ns_time.c
diff --git a/connectivity/nanostack/include/sal-stack-nanostack/source/Service_Libs/utils/ns_time.h b/connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/utils/ns_time.h
similarity index 100%
rename from connectivity/nanostack/include/sal-stack-nanostack/source/Service_Libs/utils/ns_time.h
rename to connectivity/nanostack/sal-stack-nanostack/source/Service_Libs/utils/ns_time.h