diff --git a/Makefile b/Makefile
index 6385db4439..69b0b84435 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,4 @@
+# The default target of this Makefile is...
 all::
 
 # Define V=1 to have a more verbose compile.
diff --git a/po/glossary/Makefile b/po/glossary/Makefile
index 749aa2e7ec..e656b0d2b0 100644
--- a/po/glossary/Makefile
+++ b/po/glossary/Makefile
@@ -1,3 +1,6 @@
+# The default target of this Makefile is...
+update-po::
+
 PO_TEMPLATE = git-gui-glossary.pot
 
 ALL_POFILES = $(wildcard *.po)