diff --git a/99-openfpgaloader.rules b/99-openfpgaloader.rules
index 95032fe..cd8a4e2 100644
--- a/99-openfpgaloader.rules
+++ b/99-openfpgaloader.rules
@@ -38,4 +38,7 @@ ATTRS{idVendor}=="0d28", ATTRS{idProduct}=="0204", MODE="664", GROUP="plugdev",
 # icebreaker bitsy
 ATTRS{idVendor}=="1d50", ATTRS{idProduct}=="6146", MODE="664", GROUP="plugdev", TAG+="uaccess"
 
+# gpiochip subsystem
+SUBSYSTEM=="gpio", MODE="0664", GROUP="plugdev", TAG+="uaccess"
+
 LABEL="openfpgaloader_rules_end"