diff --git a/tests/utests/schema/test_parser_yang.c b/tests/utests/schema/test_parser_yang.c
index 3190d40..e48abc4 100644
--- a/tests/utests/schema/test_parser_yang.c
+++ b/tests/utests/schema/test_parser_yang.c
@@ -589,7 +589,6 @@
     struct lysp_module *mod = NULL;
     struct lysp_submodule *submod = NULL;
     struct lys_module *m;
-    struct ly_set new_mods = {0};
     struct lys_yang_parser_ctx *ctx_p;
 
     mod = mod_renew(YCTX);
@@ -761,7 +760,7 @@
     in.current = "module " SCHEMA_BEGINNING "} module q {namespace urn:q;prefixq;}";
     m = calloc(1, sizeof *m);
     m->ctx = YCTX->parsed_mod->mod->ctx;
-    assert_int_equal(LY_EVALID, yang_parse_module(&ctx_p, &in, m, &new_mods));
+    assert_int_equal(LY_EVALID, yang_parse_module(&ctx_p, &in, m));
     CHECK_LOG_CTX("Trailing garbage \"module q {names...\" after module, expected end-of-input.", "Line number 1.");
     yang_parser_ctx_free(ctx_p);
     lys_module_free(m);
@@ -769,7 +768,7 @@
     in.current = "prefix " SCHEMA_BEGINNING "}";
     m = calloc(1, sizeof *m);
     m->ctx = YCTX->parsed_mod->mod->ctx;
-    assert_int_equal(LY_EVALID, yang_parse_module(&ctx_p, &in, m, &new_mods));
+    assert_int_equal(LY_EVALID, yang_parse_module(&ctx_p, &in, m));
     CHECK_LOG_CTX("Invalid keyword \"prefix\", expected \"module\" or \"submodule\".", "Line number 1.");
     yang_parser_ctx_free(ctx_p);
     lys_module_free(m);
@@ -777,7 +776,7 @@
     in.current = "module " SCHEMA_BEGINNING "leaf enum {type enumeration {enum seven { position 7;}}}}";
     m = calloc(1, sizeof *m);
     m->ctx = YCTX->parsed_mod->mod->ctx;
-    assert_int_equal(LY_EVALID, yang_parse_module(&ctx_p, &in, m, &new_mods));
+    assert_int_equal(LY_EVALID, yang_parse_module(&ctx_p, &in, m));
     CHECK_LOG_CTX("Invalid keyword \"position\" as a child of \"enum\".", "Line number 1.");
     yang_parser_ctx_free(ctx_p);
     lys_module_free(m);
diff --git a/tests/utests/schema/test_parser_yin.c b/tests/utests/schema/test_parser_yin.c
index 66b454d..21d5994 100644
--- a/tests/utests/schema/test_parser_yin.c
+++ b/tests/utests/schema/test_parser_yin.c
@@ -3681,7 +3681,6 @@
     struct lys_module *mod;
     struct lys_yin_parser_ctx *yin_ctx = NULL;
     struct ly_in *in = NULL;
-    struct ly_set new_mods = {0};
 
     mod = calloc(1, sizeof *mod);
     mod->ctx = UTEST_LYCTX;
@@ -3707,10 +3706,9 @@
             "    </md:annotation>\n"
             "</module>\n";
     assert_int_equal(ly_in_new_memory(data, &in), LY_SUCCESS);
-    assert_int_equal(yin_parse_module(&yin_ctx, in, mod, &new_mods), LY_SUCCESS);
+    assert_int_equal(yin_parse_module(&yin_ctx, in, mod), LY_SUCCESS);
     assert_null(mod->parsed->exts->child->next->child);
     assert_string_equal(mod->parsed->exts->child->next->arg, "test");
-    ly_set_erase(&new_mods, NULL);
     lys_module_free(mod);
     yin_parser_ctx_free(yin_ctx);
     ly_in_free(in, 0);
@@ -3748,8 +3746,7 @@
             "    </list>\n"
             "</module>\n";
     assert_int_equal(ly_in_new_memory(data, &in), LY_SUCCESS);
-    assert_int_equal(yin_parse_module(&yin_ctx, in, mod, &new_mods), LY_SUCCESS);
-    ly_set_erase(&new_mods, NULL);
+    assert_int_equal(yin_parse_module(&yin_ctx, in, mod), LY_SUCCESS);
     lys_module_free(mod);
     yin_parser_ctx_free(yin_ctx);
     ly_in_free(in, 0);
@@ -3764,8 +3761,7 @@
             "    <prefix value=\"foo\"/>\n"
             "</module>\n";
     assert_int_equal(ly_in_new_memory(data, &in), LY_SUCCESS);
-    assert_int_equal(yin_parse_module(&yin_ctx, in, mod, &new_mods), LY_SUCCESS);
-    ly_set_erase(&new_mods, NULL);
+    assert_int_equal(yin_parse_module(&yin_ctx, in, mod), LY_SUCCESS);
     lys_module_free(mod);
     yin_parser_ctx_free(yin_ctx);
     ly_in_free(in, 0);
@@ -3777,7 +3773,7 @@
     data = "<submodule name=\"example-foo\" xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">"
             "</submodule>\n";
     assert_int_equal(ly_in_new_memory(data, &in), LY_SUCCESS);
-    assert_int_equal(yin_parse_module(&yin_ctx, in, mod, &new_mods), LY_EINVAL);
+    assert_int_equal(yin_parse_module(&yin_ctx, in, mod), LY_EINVAL);
     CHECK_LOG_CTX("Input data contains submodule which cannot be parsed directly without its main module.", NULL);
     lys_module_free(mod);
     yin_parser_ctx_free(yin_ctx);
@@ -3792,7 +3788,7 @@
             "</module>\n"
             "<module>";
     assert_int_equal(ly_in_new_memory(data, &in), LY_SUCCESS);
-    assert_int_equal(yin_parse_module(&yin_ctx, in, mod, &new_mods), LY_EVALID);
+    assert_int_equal(yin_parse_module(&yin_ctx, in, mod), LY_EVALID);
     CHECK_LOG_CTX("Trailing garbage \"<module>\" after module, expected end-of-input.", "Line number 6.");
     lys_module_free(mod);
     yin_parser_ctx_free(yin_ctx);