5 files changed, 9 insertions, 19 deletions
diff --git a/core/variant/array.cpp b/core/variant/array.cpp
index f8af78f3c1..94d1596514 100644
--- a/core/variant/array.cpp
+++ b/core/variant/array.cpp
@@ -775,15 +775,9 @@ Variant Array::get_typed_script() const {
 	return _p->typed.script;
 }
 
-void Array::set_read_only(bool p_enable) {
-	if (p_enable == bool(_p->read_only != nullptr)) {
-		return;
-	}
-	if (p_enable) {
+void Array::make_read_only() {
+	if (_p->read_only == nullptr) {
 		_p->read_only = memnew(Variant);
-	} else {
-		memdelete(_p->read_only);
-		_p->read_only = nullptr;
 	}
 }
 
diff --git a/core/variant/array.h b/core/variant/array.h
index 3728c22fe0..d9ca3278fb 100644
--- a/core/variant/array.h
+++ b/core/variant/array.h
@@ -127,7 +127,7 @@ public:
 	StringName get_typed_class_name() const;
 	Variant get_typed_script() const;
 
-	void set_read_only(bool p_enable);
+	void make_read_only();
 	bool is_read_only() const;
 
 	Array(const Array &p_base, uint32_t p_type, const StringName &p_class_name, const Variant &p_script);
diff --git a/core/variant/dictionary.cpp b/core/variant/dictionary.cpp
index f87064a0d1..0429508cc5 100644
--- a/core/variant/dictionary.cpp
+++ b/core/variant/dictionary.cpp
@@ -333,15 +333,9 @@ Dictionary Dictionary::duplicate(bool p_deep) const {
 	return recursive_duplicate(p_deep, 0);
 }
 
-void Dictionary::set_read_only(bool p_enable) {
-	if (p_enable == bool(_p->read_only != nullptr)) {
-		return;
-	}
-	if (p_enable) {
+void Dictionary::make_read_only() {
+	if (_p->read_only == nullptr) {
 		_p->read_only = memnew(Variant);
-	} else {
-		memdelete(_p->read_only);
-		_p->read_only = nullptr;
 	}
 }
 bool Dictionary::is_read_only() const {
diff --git a/core/variant/dictionary.h b/core/variant/dictionary.h
index e6d8ebe25b..8935d35ed9 100644
--- a/core/variant/dictionary.h
+++ b/core/variant/dictionary.h
@@ -86,7 +86,7 @@ public:
 	Dictionary duplicate(bool p_deep = false) const;
 	Dictionary recursive_duplicate(bool p_deep, int recursion_count) const;
 
-	void set_read_only(bool p_enable);
+	void make_read_only();
 	bool is_read_only() const;
 
 	const void *id() const;
diff --git a/core/variant/variant_call.cpp b/core/variant/variant_call.cpp
index 9e8c6fccb3..07e1442faf 100644
--- a/core/variant/variant_call.cpp
+++ b/core/variant/variant_call.cpp
@@ -2179,6 +2179,8 @@ static void _register_variant_builtin_methods() {
 	bind_method(Dictionary, values, sarray(), varray());
 	bind_method(Dictionary, duplicate, sarray("deep"), varray(false));
 	bind_method(Dictionary, get, sarray("key", "default"), varray(Variant()));
+	bind_method(Dictionary, make_read_only, sarray(), varray());
+	bind_method(Dictionary, is_read_only, sarray(), varray());
 
 	/* Array */
 
@@ -2226,7 +2228,7 @@ static void _register_variant_builtin_methods() {
 	bind_method(Array, get_typed_builtin, sarray(), varray());
 	bind_method(Array, get_typed_class_name, sarray(), varray());
 	bind_method(Array, get_typed_script, sarray(), varray());
-	bind_method(Array, set_read_only, sarray("enable"), varray());
+	bind_method(Array, make_read_only, sarray(), varray());
 	bind_method(Array, is_read_only, sarray(), varray());
 
 	/* Byte Array */