diff --git a/config/ps2toolchain-iop-config.sh b/config/ps2toolchain-iop-config.sh
index 33a189a..a0a511a 100644
--- a/config/ps2toolchain-iop-config.sh
+++ b/config/ps2toolchain-iop-config.sh
@@ -3,7 +3,7 @@
 PS2TOOLCHAIN_IOP_BINUTILS_REPO_URL="https://github.com/ps2dev/binutils-gdb.git"
 PS2TOOLCHAIN_IOP_BINUTILS_DEFAULT_REPO_REF="iop-v2.44.0"
 PS2TOOLCHAIN_IOP_GCC_REPO_URL="https://github.com/gcc-mirror/gcc.git"
-PS2TOOLCHAIN_IOP_GCC_DEFAULT_REPO_REF="releases/gcc-14.2.0"
+PS2TOOLCHAIN_IOP_GCC_DEFAULT_REPO_REF="releases/gcc-15.1.0"
 
 if test -f "$PS2DEV_CONFIG_OVERRIDE"; then
   source "$PS2DEV_CONFIG_OVERRIDE"