diff --git a/src/include/janet.h b/src/include/janet.h
index 6f49918b..c3b5f1f5 100644
--- a/src/include/janet.h
+++ b/src/include/janet.h
@@ -1261,6 +1261,9 @@ JANET_API int janet_verify(JanetFuncDef *def);
 /* Pretty printing */
 #define JANET_PRETTY_COLOR 1
 JANET_API JanetBuffer *janet_pretty(JanetBuffer *buffer, int depth, int flags, Janet x);
+JANET_API const char *const janet_type_names[16];
+JANET_API const char *const janet_signal_names[14];
+JANET_API const char *const janet_status_names[16];
 
 /* Misc */
 JANET_API int janet_equals(Janet x, Janet y);