https://bugs.gentoo.org/691260

--- a/libdbusmenu-glib/Makefile.am
+++ b/libdbusmenu-glib/Makefile.am
@@ -68,3 +68,3 @@ libdbusmenu_glib_la_CFLAGS = \
 	$(COVERAGE_CFLAGS) \
-	-Wall -Werror -Wno-error=deprecated-declarations \
+	-Wall -Wno-error=deprecated-declarations \
 	-DG_LOG_DOMAIN="\"LIBDBUSMENU-GLIB\""
--- a/libdbusmenu-gtk/Makefile.am
+++ b/libdbusmenu-gtk/Makefile.am
@@ -68,3 +68,3 @@ libdbusmenu_gtk_la_CFLAGS = \
 	-I$(top_srcdir) \
-	-Wall -Werror -Wno-error=deprecated-declarations \
+	-Wall -Wno-error=deprecated-declarations \
 	-DG_LOG_DOMAIN="\"LIBDBUSMENU-GTK\""
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -105,3 +105,3 @@ TESTS_ENVIRONMENT = env GI_TYPELIB_PATH=$(top_builddir)/libdbusmenu-glib:$(top_b
 DBUSMENU_GLIB_TEST_CFLAGS = \
-	-Wall -Werror \
+	-Wall \
 	-DG_DISABLE_DEPRECATED \
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -18,3 +18,3 @@ dbusmenu_dumper_CFLAGS = \
 	$(DBUSMENUDUMPER_CFLAGS) \
-	-Wall -Werror
+	-Wall
 
--- a/tools/testapp/Makefile.am
+++ b/tools/testapp/Makefile.am
@@ -14,3 +14,3 @@ dbusmenu_testapp_CFLAGS = \
 	$(DBUSMENUGLIB_CFLAGS) \
-	-Wall -Werror
+	-Wall