diff --git a/src/dropshell-build b/src/dropshell-build
index 7e139ae..4981d5d 100755
--- a/src/dropshell-build
+++ b/src/dropshell-build
@@ -177,7 +177,7 @@ function build() {
             fi
             if [ "$buildthis" = "true" ]; then
                 echo "Building for $arch with $tchain"
-                set_current_arch "$arch"
+                set_current_arch "$tchain"
                 build_arch "$CMAKE_DIR"
             else
                 echo "Skipping $tchain"