diff --git a/toolchain_files/aarch64-buildroot-linux-uclibc.txt b/toolchain_files/aarch64-buildroot-linux-uclibc.toml
similarity index 100%
rename from toolchain_files/aarch64-buildroot-linux-uclibc.txt
rename to toolchain_files/aarch64-buildroot-linux-uclibc.toml
diff --git a/toolchain_files/arm-buildroot-linux-uclibcgnueabihf.txt b/toolchain_files/arm-buildroot-linux-uclibcgnueabihf.toml
similarity index 100%
rename from toolchain_files/arm-buildroot-linux-uclibcgnueabihf.txt
rename to toolchain_files/arm-buildroot-linux-uclibcgnueabihf.toml
diff --git a/toolchain_files/x86_64-buildroot-linux-uclibc.txt b/toolchain_files/x86_64-buildroot-linux-uclibc.toml
similarity index 100%
rename from toolchain_files/x86_64-buildroot-linux-uclibc.txt
rename to toolchain_files/x86_64-buildroot-linux-uclibc.toml