diff --git a/Makefile.in b/Makefile.in
index e8dceb0b0f..6ca97176e8 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -67,6 +67,7 @@ generated: force buildtools
 	+${COMPILE_PART1} update ${COMPILE_GENERATED}
 	+${COMPILE_PART1} vlserver ${COMPILE_GENERATED}
 	+${COMPILE_PART1} volser ${COMPILE_GENERATED}
+	+${COMPILE_PART1} config ${COMPILE_PART2A} generated_clean
 
 install: all install_dirs
 	$(MAKE) build COMPILE_PART2B=install
diff --git a/src/config/Makefile.in b/src/config/Makefile.in
index 9e81529a53..8793663fe5 100644
--- a/src/config/Makefile.in
+++ b/src/config/Makefile.in
@@ -25,6 +25,9 @@ all: config mkvers \
 	${TOP_INCDIR}/afs/venus.h \
 	${TOP_INCDIR}/afs/vioc.h
 
+generated_clean:
+	${RM} -f ${TOP_INCDIR}/afs/param.h
+
 buildtools: \
 	config \
 	mkvers \