diff --git a/etc/bashrc.sh b/etc/bashrc.sh
index 38f839f4476..71e2ff001db 100644
--- a/etc/bashrc.sh
+++ b/etc/bashrc.sh
@@ -1,3 +1,6 @@
+if [ -n "$NOSYSBASHRC" ]; then
+  return
+fi
 # Initialise a bunch of environment variables.
 export PATH=/var/run/current-system/sw/bin:/var/run/current-system/sw/sbin
 export LD_LIBRARY_PATH=/var/run/opengl-driver/lib