diff --git a/test/config/bashrc b/test/config/bashrc
index 610c9d988d8..65a30b13e42 100644
--- a/test/config/bashrc
+++ b/test/config/bashrc
@@ -21,6 +21,8 @@ stty columns 150
     # Also test completions of system administrator commands, which are
     # installed via the same PATH expansion in `bash_completion.have()'
 export PATH=$PATH:/sbin:/usr/sbin:/usr/local/sbin
+    # For clean test state, avoid sourcing user's ~/.bash_completion
+export HOME=$SRCDIR/config
 
 	# Make sure default settings are in effect
 unset -v \