diff --git a/.gitmodules b/.gitmodules
index c2b6dd2..d9c6cf9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "testbench/ARTY_S7/verilog-uart"]
-	path = ARTY_S7/verilog-uart
+	path = arty_s7/verilog-uart
 	url = https://github.com/alexforencich/verilog-uart.git
diff --git a/ARTY_S7/Arty-S7-50-Master.xdc b/arty_s7/Arty-S7-50-Master.xdc
similarity index 100%
rename from ARTY_S7/Arty-S7-50-Master.xdc
rename to arty_s7/Arty-S7-50-Master.xdc
diff --git a/ARTY_S7/arty_ddr3.v b/arty_s7/arty_ddr3.v
similarity index 100%
rename from ARTY_S7/arty_ddr3.v
rename to arty_s7/arty_ddr3.v
diff --git a/ARTY_S7/verilog-uart b/arty_s7/verilog-uart
similarity index 100%
rename from ARTY_S7/verilog-uart
rename to arty_s7/verilog-uart