diff --git a/README b/README
index e7c28ddf4d0eb9ef5c2ec577a6cefe9e5cf3d4d9..033120211ba05ea595316bc35bcdf26d5e2041a3 100644
--- a/README
+++ b/README
@@ -52,3 +52,9 @@ Use CCS/Ccs/tools/import_mib.py to import a set of SCOS2000 MIB files into a MyS
 # CCS & TST
 start_ccs: starts the CCS
 start_tst: starts the TST
+
+# Troubleshooting
+If working within a Python venv, you might need to install vext to access the system-site installation of gi:
+pip install vext
+pip install vext.gi
+