diff --git a/library/server/wsf/tests/tests.ecf b/library/server/wsf/tests/tests.ecf
index 3eb67794..f3999f02 100644
--- a/library/server/wsf/tests/tests.ecf
+++ b/library/server/wsf/tests/tests.ecf
@@ -18,6 +18,7 @@
 		<library name="http" location="..\..\..\network\protocol\http\http.ecf" readonly="false"/>
 		<library name="http_client" location="..\..\..\network\http_client\http_client.ecf" readonly="false"/>
 		<library name="thread" location="$ISE_LIBRARY\library\thread\thread.ecf"/>
+		<library name="time" location="$ISE_LIBRARY\library\time\time-safe.ecf"/>
 		<library name="wsf" location="..\wsf.ecf" readonly="false"/>
 		<cluster name="server" location=".\server\" recursive="true"/>
 	</target>