diff --git a/testsuite/Makefile.in b/testsuite/Makefile.in
index b91939f339ecd43f263cba8ae13162376489b349..2b2fa4808eab1a9466e204917694334f9681bee3 100644
--- a/testsuite/Makefile.in
+++ b/testsuite/Makefile.in
@@ -63,4 +63,7 @@ clean:
 distclean: clean
 	-rm -f Makefile *.d
 
+tags:
+	etags --include $(top_srcdir) $(srcdir)/*.c $(srcdir)/*.h
+
 @DEP_INCLUDE@ $(SOURCES:.c=.$(OBJEXT).d)
diff --git a/tools/Makefile.in b/tools/Makefile.in
index bfda680214989642804f000fce582fe22410fd5e..f839824f85a1b485ed532263022e6f04e13a6b9e 100644
--- a/tools/Makefile.in
+++ b/tools/Makefile.in
@@ -58,4 +58,7 @@ clean:
 distclean: clean
 	-rm -f Makefile *.d
 
+tags:
+	etags --include $(top_srcdir) $(srcdir)/*.c $(srcdir)/*.h
+
 @DEP_INCLUDE@ $(SOURCES:.c=.$(OBJEXT).d)