diff --git a/iso/builder/build.sh b/iso/builder/build.sh
index d28dcb1..f052e44 100755
--- a/iso/builder/build.sh
+++ b/iso/builder/build.sh
@@ -867,6 +867,7 @@ needs_full_build() {
         "${BUILDER_DIR}/config/package-lists" \
         "${BUILDER_DIR}/config/hooks" \
         "${BUILDER_DIR}/config/archives" \
+        "${BUILDER_DIR}/config/bootloaders" \
         -newer "${FULL_BUILD_MARKER}" 2>/dev/null | head -1)
 
     if [ -n "$_heavy" ]; then