diff --git a/components/bootloader/subproject/main/Makefile.projbuild b/components/bootloader/subproject/main/Makefile.projbuild
deleted file mode 100644
index 92ecc4934..000000000
--- a/components/bootloader/subproject/main/Makefile.projbuild
+++ /dev/null
@@ -1,4 +0,0 @@
-# Submodules normally added in component.mk, but fully qualified
-# paths can be added at this level (we need binary librtc to be
-# available to link bootloader).
-COMPONENT_SUBMODULES += $(IDF_PATH)/components/esp_wifi/lib