diff --git a/config.def.h b/config.def.h
index 7fadecf..47030e0 100644
--- a/config.def.h
+++ b/config.def.h
@@ -32,6 +32,7 @@ static const Rule rules[] = {
 	{ "discord",  NULL,       NULL,       1 << 1,       0,            1 },
 	{ "calendar", NULL,       NULL,       1 << 4,       0,            1 },
 	{ "vesktop",  NULL,       NULL,       1 << 1,       0,            1 },
+	{ "obsidian", NULL,       NULL,       1 << 3,       0,            1 },
 	{ "nannou",   NULL,       NULL,       0,            1,           -1 },
 };