diff --git a/wscript b/wscript
index 0d5d736..fcfd524 100644
--- a/wscript
+++ b/wscript
@@ -58,6 +58,7 @@
         "helper/ccnx-app-helper.h",
         "helper/ccnx-header-helper.h",
         "helper/ccnx-trace-helper.h",
+        "helper/tracers/ipv4-app-tracer.h",
         "helper/tracers/ccnx-app-tracer.h",
         "helper/tracers/ccnx-l3-tracer.h",
         "helper/ccnx-face-container.h",