diff --git a/mk/ci.mk b/mk/ci.mk
index 89f152a..cc033bb 100644
--- a/mk/ci.mk
+++ b/mk/ci.mk
@@ -36,9 +36,9 @@ ci-toolchain: FORCE
 		"prefix/$(TARGET)/gcc-install.tar.gz" \
 		"prefix/$(TARGET)/relibc-install.tar.gz" \
 		"prefix/$(TARGET)/rust-install.tar.gz"
-	rm -rf "$(BUILD)/toolchain"
-	mkdir -p "$(BUILD)/toolchain"
-	cp "prefix/$(TARGET)/gcc-install.tar.gz" "$(BUILD)/toolchain/gcc-install.tar.gz"
-	cp "prefix/$(TARGET)/relibc-install.tar.gz" "$(BUILD)/toolchain/relibc-install.tar.gz"
-	cp "prefix/$(TARGET)/rust-install.tar.gz" "$(BUILD)/toolchain/rust-install.tar.gz"
-	cd "$(BUILD)/toolchain" && sha256sum -b * > SHA256SUM
+	rm -rf "build/toolchain/$(TARGET)"
+	mkdir -p "build/toolchain/$(TARGET)"
+	cp "prefix/$(TARGET)/gcc-install.tar.gz" "build/toolchain/$(TARGET)/gcc-install.tar.gz"
+	cp "prefix/$(TARGET)/relibc-install.tar.gz" "build/toolchain/$(TARGET)/relibc-install.tar.gz"
+	cp "prefix/$(TARGET)/rust-install.tar.gz" "build/toolchain/$(TARGET)/rust-install.tar.gz"
+	cd "build/toolchain/$(TARGET)" && sha256sum -b * > SHA256SUM