diff --git a/Makefile.am b/Makefile.am
index 022bf99..1b2cf07 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -97,6 +97,9 @@ SUFFIXES = .c .o .e
 indent:
 	cd $(srcdir) && indent -npro -kr -i8 -cd42 -c45 -l120 src/*/*.c
 
+indentclean:
+	rm -f $(srcdir)/*/*.c~
+
 analyse: $(pv_SOURCES:.c=.e) FORCE
 	grep -E -e '^Finished checking --' -e 'Hits = ' $+ 2>/dev/null || true