diff --git a/client/main.c b/client/main.c
index d77ee253..7a13ab8f 100644
--- a/client/main.c
+++ b/client/main.c
@@ -171,6 +171,7 @@ static int debug_repl(Gst *vm, uint64_t flags) {
             continue;
         }
         gst_env_putc(vm, vm->env, "_", vm->ret);
+        gst_env_putc(vm, vm->env, "-env-", gst_wrap_table(vm->env));
         if (!debug_compile_and_run(vm, gst_parse_consume(&p), flags)) {
             printf_flags(flags, "36", "%s\n", (const char *) gst_description(vm, vm->ret));
         }
diff --git a/core/compile.c b/core/compile.c
index e55b56e3..7e23fcf1 100644
--- a/core/compile.c
+++ b/core/compile.c
@@ -422,7 +422,7 @@ static int symbol_resolve(GstCompiler *c, GstValue x, uint16_t *level, uint16_t
         GstTable *metas = gst_env_meta(c->vm, c->env);
         GstValue maybeMeta = gst_table_get(metas, x);
         if (maybeMeta.type == GST_TABLE) {
-            GstValue isMutable = gst_table_get(maybeMeta.data.table, gst_string_cvs(c->vm, "mutable"));
+            GstValue isMutable = gst_table_get(maybeMeta.data.table, gst_string_cv(c->vm, "mutable"));
             if (gst_truthy(isMutable)) {
                 if (flags) *flags = GST_LOCAL_FLAG_MUTABLE;
                 *out = check;
diff --git a/core/ds.c b/core/ds.c
index fb1afc08..3da59ef7 100644
--- a/core/ds.c
+++ b/core/ds.c
@@ -295,5 +295,4 @@ GstValue gst_table_next(GstTable *t, GstValue key) {
             return bucket[0];
     }
     return gst_wrap_nil();
-}
-
+}
\ No newline at end of file
diff --git a/core/util.c b/core/util.c
index 617dc427..d075302a 100644
--- a/core/util.c
+++ b/core/util.c
@@ -445,7 +445,7 @@ void gst_env_putvar(Gst *vm, GstTable *env, GstValue key, GstValue value) {
     ref->count = 1;
     ref->data[0] = value;
     gst_table_put(vm, env, key, gst_wrap_array(ref));
-    gst_table_put(vm, newmeta, gst_string_cvs(vm, "mutable"), gst_wrap_boolean(1));
+    gst_table_put(vm, newmeta, gst_string_cv(vm, "mutable"), gst_wrap_boolean(1));
     gst_table_put(vm, meta, key, gst_wrap_table(newmeta));
 }