--- a/Makefile
+++ b/Makefile
@@ -556,6 +556,8 @@
 	# Remove selected header files.
 	$(RM) $(patsubst %,$(SYSROOT_INC)/%,$(MUSL_OMIT_HEADERS))
 
+	touch $@
+
 startup_files: include_dirs
 	#
 	# Build the startup files.
@@ -566,6 +568,8 @@
 	mkdir -p "$(SYSROOT_LIB)" && \
 	mv *.o "$(SYSROOT_LIB)"
 
+	touch $@
+
 libc: include_dirs \
     $(SYSROOT_LIB)/libc.a \
     $(SYSROOT_LIB)/libc-printscan-long-double.a \
@@ -575,6 +579,8 @@
     $(SYSROOT_LIB)/libwasi-emulated-getpid.a \
     $(SYSROOT_LIB)/libwasi-emulated-signal.a
 
+	touch $@
+
 finish: startup_files libc
 	#
 	# Create empty placeholder libraries.
@@ -586,6 +592,7 @@
 	#
 	# The build succeeded! The generated sysroot is in $(SYSROOT).
 	#
+	touch $@
 
 # The check for defined and undefined symbols expects there to be a heap
 # alloctor (providing malloc, calloc, free, etc). Skip this step if the build
@@ -687,5 +694,6 @@
 clean:
 	$(RM) -r "$(OBJDIR)"
 	$(RM) -r "$(SYSROOT)"
+	$(RM) -f include_dirs startup_files libc finish
 
 .PHONY: default startup_files libc finish install include_dirs clean