diff --git a/hex.c b/hex.c
index 0874613..60c6b57 100644
--- a/hex.c
+++ b/hex.c
@@ -170,7 +170,7 @@ g;
 
 // --- Configuration -----------------------------------------------------------
 
-static struct config_schema g_config_colors[] =
+static const struct config_schema g_config_colors[] =
 {
 #define XX(name_, config, fg_, bg_, attrs_) \
 	{ .name = config, .type = CONFIG_ITEM_STRING },
diff --git a/liberty b/liberty
index 2a1f17a..75fc6f1 160000
--- a/liberty
+++ b/liberty
@@ -1 +1 @@
-Subproject commit 2a1f17a8f7e32e1a485df450c5ad231312fedc16
+Subproject commit 75fc6f1c374796f9e794297c3893089009b8772f