diff --git a/op25/gr-op25_repeater/apps/http_server.py b/op25/gr-op25_repeater/apps/http_server.py
index f402353..9bf748a 100755
--- a/op25/gr-op25_repeater/apps/http_server.py
+++ b/op25/gr-op25_repeater/apps/http_server.py
@@ -30,6 +30,7 @@ import threading
 import glob
 import subprocess
 import zmq
+import op25
 
 from gnuradio import gr
 from waitress.server import create_server
diff --git a/op25/gr-op25_repeater/apps/sql_dbi.py b/op25/gr-op25_repeater/apps/sql_dbi.py
index 0dc7cdc..ea8281e 100755
--- a/op25/gr-op25_repeater/apps/sql_dbi.py
+++ b/op25/gr-op25_repeater/apps/sql_dbi.py
@@ -27,6 +27,7 @@ import threading
 import traceback
 import sqlite3
 
+import op25
 from gnuradio import gr
 
 from emap import events_map, cc_events
diff --git a/op25/gr-op25_repeater/apps/terminal.py b/op25/gr-op25_repeater/apps/terminal.py
index d54ff3f..9afbb7c 100755
--- a/op25/gr-op25_repeater/apps/terminal.py
+++ b/op25/gr-op25_repeater/apps/terminal.py
@@ -30,6 +30,7 @@ import threading
 import traceback
 import socket
 
+import op25
 from gnuradio import gr
 
 KEEPALIVE_TIME = 3.0   # no data received in (seconds)