diff --git a/platform.txt b/platform.txt
index 05de08975e..318d3e3ee5 100644
--- a/platform.txt
+++ b/platform.txt
@@ -16,7 +16,7 @@ tool_suffix.windows=.exe
 busybox=
 busybox.windows={runtime.tools.STM32Tools.path}/win/busybox.exe
 
-toolchain_dir={runtime.tools.xpack-arm-none-eabi-gcc-14.2.1-1.1.path}
+toolchain_dir={runtime.tools.xpack-arm-none-eabi-gcc-15.2.1-1.1.path}
 openocd_dir={runtime.tools.xpack-openocd-0.12.0-6.path}
 
 tools_bin_path.windows={runtime.tools.STM32Tools.path}/win