diff --git a/panda/src/speedtree/.gitignore b/panda/src/speedtree/.gitignore
new file mode 100644
index 0000000000..cc8bd6d1ad
--- /dev/null
+++ b/panda/src/speedtree/.gitignore
@@ -0,0 +1 @@
+/speedtree_parameters.h