diff --git a/tools/openpilot_env.sh b/tools/openpilot_env.sh
index 5bb0f88fd6..28452a3540 100755
--- a/tools/openpilot_env.sh
+++ b/tools/openpilot_env.sh
@@ -1,5 +1,5 @@
-OP_ROOT=$(git rev-parse --show-toplevel)
 if [ -z "$OPENPILOT_ENV" ]; then
+  OP_ROOT=$(git rev-parse --show-toplevel)
   export PYTHONPATH="$OP_ROOT:$PYTHONPATH"
   export PATH="$HOME/.pyenv/bin:$PATH"