diff --git a/data/16x16/Makefile b/data/16x16/Makefile
index f607bd6..d506063 100644
--- a/data/16x16/Makefile
+++ b/data/16x16/Makefile
@@ -13,7 +13,7 @@ distclean: clean
 
 install:
 	$(MKDIR) $(DESTDIR)$(PREFIX)/share/icons/hicolor/16x16/apps
-	$(INSTALL) -m 0644 -- todo.png $(DESTDIR)$(PREFIX)/share/icons/hicolor/16x16/apps/todo.png
+	$(INSTALL) -m 0644 todo.png $(DESTDIR)$(PREFIX)/share/icons/hicolor/16x16/apps/todo.png
 
 uninstall:
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/icons/hicolor/16x16/apps/todo.png
diff --git a/data/24x24/Makefile b/data/24x24/Makefile
index b930eb3..a2e5c0b 100644
--- a/data/24x24/Makefile
+++ b/data/24x24/Makefile
@@ -13,7 +13,7 @@ distclean: clean
 
 install:
 	$(MKDIR) $(DESTDIR)$(PREFIX)/share/icons/hicolor/24x24/apps
-	$(INSTALL) -m 0644 -- todo.png $(DESTDIR)$(PREFIX)/share/icons/hicolor/24x24/apps/todo.png
+	$(INSTALL) -m 0644 todo.png $(DESTDIR)$(PREFIX)/share/icons/hicolor/24x24/apps/todo.png
 
 uninstall:
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/icons/hicolor/24x24/apps/todo.png
diff --git a/data/48x48/Makefile b/data/48x48/Makefile
index ddd1530..94c72a1 100644
--- a/data/48x48/Makefile
+++ b/data/48x48/Makefile
@@ -13,7 +13,7 @@ distclean: clean
 
 install:
 	$(MKDIR) $(DESTDIR)$(PREFIX)/share/icons/hicolor/48x48/apps
-	$(INSTALL) -m 0644 -- todo.png $(DESTDIR)$(PREFIX)/share/icons/hicolor/48x48/apps/todo.png
+	$(INSTALL) -m 0644 todo.png $(DESTDIR)$(PREFIX)/share/icons/hicolor/48x48/apps/todo.png
 
 uninstall:
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/icons/hicolor/48x48/apps/todo.png
diff --git a/data/Makefile b/data/Makefile
index d125900..6293af6 100644
--- a/data/Makefile
+++ b/data/Makefile
@@ -20,7 +20,7 @@ distclean:
 install:
 	@for i in $(SUBDIRS); do (cd "$$i" && $(MAKE) install) || exit; done
 	$(MKDIR) $(DESTDIR)$(PREFIX)/share/applications
-	$(INSTALL) -m 0644 -- todo.desktop $(DESTDIR)$(PREFIX)/share/applications/todo.desktop
+	$(INSTALL) -m 0644 todo.desktop $(DESTDIR)$(PREFIX)/share/applications/todo.desktop
 
 uninstall:
 	@for i in $(SUBDIRS); do (cd "$$i" && $(MAKE) uninstall) || exit; done
diff --git a/src/Makefile b/src/Makefile
index 6d78629..7da656b 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -48,7 +48,7 @@ distclean: clean
 
 install: $(TARGETS)
 	$(MKDIR) $(DESTDIR)$(BINDIR)
-	$(INSTALL) -m 0755 -- todo $(DESTDIR)$(BINDIR)/todo
+	$(INSTALL) -m 0755 todo $(DESTDIR)$(BINDIR)/todo
 
 uninstall:
 	$(RM) -- $(DESTDIR)$(BINDIR)/todo
diff --git a/tools/Makefile b/tools/Makefile
index c934529..7f5298a 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -37,7 +37,7 @@ distclean: clean
 
 install: $(TARGETS)
 	$(MKDIR) $(DESTDIR)$(LIBDIR)/Mailer/plugins
-	$(INSTALL) -m 0644 -- todo.so $(DESTDIR)$(LIBDIR)/Mailer/plugins/todo.so
+	$(INSTALL) -m 0644 todo.so $(DESTDIR)$(LIBDIR)/Mailer/plugins/todo.so
 
 uninstall:
 	$(RM) -- $(DESTDIR)$(LIBDIR)/Mailer/plugins/todo.so