diff --git a/JoltC/Functions.h b/JoltC/Functions.h
index 500106d..2090ac0 100644
--- a/JoltC/Functions.h
+++ b/JoltC/Functions.h
@@ -1159,6 +1159,23 @@ typedef struct JPC_CylinderShapeSettings {
 JPC_API void JPC_CylinderShapeSettings_default(JPC_CylinderShapeSettings* object);
 JPC_API bool JPC_CylinderShapeSettings_Create(const JPC_CylinderShapeSettings* self, JPC_Shape** outShape, JPC_String** outError);
 
+////////////////////////////////////////////////////////////////////////////////
+// PlaneShapeSettings -> ShapeSettings
+
+typedef struct JPC_PlaneShapeSettings {
+	// ShapeSettings
+	uint64_t UserData;
+
+	// PlaneShapeSettings
+	// TODO: Material
+	JPC_Vec3 Normal;
+	float Constant;
+	float HalfExtent;
+} JPC_PlaneShapeSettings;
+
+JPC_API void JPC_PlaneShapeSettings_default(JPC_PlaneShapeSettings* object);
+JPC_API bool JPC_PlaneShapeSettings_Create(const JPC_PlaneShapeSettings* self, JPC_Shape** outShape, JPC_String** outError);
+
 ////////////////////////////////////////////////////////////////////////////////
 // ConvexHullShapeSettings -> ConvexShapeSettings -> ShapeSettings
 
diff --git a/JoltCImpl/JoltC.cpp b/JoltCImpl/JoltC.cpp
index e5be33a..025bcc5 100644
--- a/JoltCImpl/JoltC.cpp
+++ b/JoltCImpl/JoltC.cpp
@@ -21,6 +21,7 @@
 #include <Jolt/Physics/Collision/Shape/CylinderShape.h>
 #include <Jolt/Physics/Collision/Shape/MeshShape.h>
 #include <Jolt/Physics/Collision/Shape/MutableCompoundShape.h>
+#include <Jolt/Physics/Collision/Shape/PlaneShape.h>
 #include <Jolt/Physics/Collision/Shape/SphereShape.h>
 #include <Jolt/Physics/Collision/Shape/StaticCompoundShape.h>
 #include <Jolt/Physics/Collision/Shape/TriangleShape.h>
@@ -1907,6 +1908,33 @@ JPC_API bool JPC_CylinderShapeSettings_Create(const JPC_CylinderShapeSettings* s
 	return HandleShapeResult(settings.Create(), outShape, outError);
 }
 
+////////////////////////////////////////////////////////////////////////////////
+// PlaneShapeSettings
+
+static void to_jph(const JPC_PlaneShapeSettings* input, JPH::PlaneShapeSettings* output) {
+	output->mUserData = input->UserData;
+
+	// TODO: Material
+	output->mPlane = JPH::Plane(to_jph(input->Normal), input->Constant);
+	output->mHalfExtent = input->HalfExtent;
+}
+
+JPC_API void JPC_PlaneShapeSettings_default(JPC_PlaneShapeSettings* object) {
+	object->UserData = 0;
+
+	// TODO: Material
+	object->Normal = JPC_Vec3{0, 1, 0, 1};
+	object->Constant = 0.0;
+	object->HalfExtent = JPH::PlaneShapeSettings::cDefaultHalfExtent;
+}
+
+JPC_API bool JPC_PlaneShapeSettings_Create(const JPC_PlaneShapeSettings* self, JPC_Shape** outShape, JPC_String** outError) {
+	JPH::PlaneShapeSettings settings;
+	to_jph(self, &settings);
+
+	return HandleShapeResult(settings.Create(), outShape, outError);
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // ConvexHullShapeSettings