diff --git a/src/Applications/NCEP_Paqc/modify_bufr/twindow.f b/src/Applications/NCEP_Paqc/modify_bufr/twindow.f
new file mode 100644
index 00000000..a652dcf2
--- /dev/null
+++ b/src/Applications/NCEP_Paqc/modify_bufr/twindow.f
@@ -0,0 +1 @@
+U twindow.f
diff --git a/src/Applications/NCEP_Paqc/modify_bufr/twindow.rc b/src/Applications/NCEP_Paqc/modify_bufr/twindow.rc
new file mode 100644
index 00000000..b0052319
--- /dev/null
+++ b/src/Applications/NCEP_Paqc/modify_bufr/twindow.rc
@@ -0,0 +1 @@
+U twindow.rc
diff --git a/src/Applications/NCEP_Paqc/modify_bufr/twindow_m2.rc b/src/Applications/NCEP_Paqc/modify_bufr/twindow_m2.rc
new file mode 100644
index 00000000..9856fddd
--- /dev/null
+++ b/src/Applications/NCEP_Paqc/modify_bufr/twindow_m2.rc
@@ -0,0 +1 @@
+U twindow_m2.rc