diff --git a/core/templates/iterable.h b/core/templates/iterable.h
index ad93aeae4ea..44c9b4d1f09 100644
--- a/core/templates/iterable.h
+++ b/core/templates/iterable.h
@@ -30,6 +30,8 @@
 
 #pragma once
 
+#include <type_traits>
+
 template <typename I>
 class Iterable {
 	I _begin;
diff --git a/modules/godot_physics_3d/godot_constraint_3d.h b/modules/godot_physics_3d/godot_constraint_3d.h
index 1a17fca36d5..96b6e48fa86 100644
--- a/modules/godot_physics_3d/godot_constraint_3d.h
+++ b/modules/godot_physics_3d/godot_constraint_3d.h
@@ -30,6 +30,9 @@
 
 #pragma once
 
+#include "core/templates/rid.h"
+#include "core/typedefs.h"
+
 class GodotBody3D;
 class GodotSoftBody3D;
 
diff --git a/platform/windows/lang_table.h b/platform/windows/lang_table.h
index 9f2117ec2ae..c4d18beb342 100644
--- a/platform/windows/lang_table.h
+++ b/platform/windows/lang_table.h
@@ -30,6 +30,8 @@
 
 #pragma once
 
+#include <winnt.h>
+
 struct _WinLocale {
 	const char *locale;
 	int main_lang;
diff --git a/servers/rendering/rendering_shader_library.h b/servers/rendering/rendering_shader_library.h
index 7a89f591376..c8876068e35 100644
--- a/servers/rendering/rendering_shader_library.h
+++ b/servers/rendering/rendering_shader_library.h
@@ -30,6 +30,10 @@
 
 #pragma once
 
+class String;
+template <typename T>
+class BitField;
+
 class RenderingShaderLibrary {
 public:
 	enum FeatureBits {