diff --git a/src/ik_bone_3d.cpp b/src/ik_bone_3d.cpp
index 5e2a4fa7..562d29bd 100644
--- a/src/ik_bone_3d.cpp
+++ b/src/ik_bone_3d.cpp
@@ -322,3 +322,27 @@ void IKBone3D::pull_back_toward_allowable_region() {
 		current_constraint->set_axes_to_returnfulled(get_bone_direction_transform(), get_ik_transform(), get_constraint_orientation_transform(), cos_half_return_damp, return_damp);
 	}
 }
+
+Vector<float> &IKBone3D::getCosHalfReturnfullnessDampened() {
+	return cos_half_returnfulness_dampened;
+}
+
+void IKBone3D::setCosHalfReturnfullnessDampened(const Vector<float> &value) {
+	cos_half_returnfulness_dampened = value;
+}
+
+Vector<float> &IKBone3D::getHalfReturnfullnessDampened() {
+	return half_returnfulness_dampened;
+}
+
+void IKBone3D::setHalfReturnfullnessDampened(const Vector<float> &value) {
+	half_returnfulness_dampened = value;
+}
+
+void IKBone3D::set_stiffness(double p_stiffness) {
+	stiffness = p_stiffness;
+}
+
+double IKBone3D::get_stiffness() const {
+	return stiffness;
+}
diff --git a/src/ik_bone_3d.h b/src/ik_bone_3d.h
index be799e4c..89fb2d20 100644
--- a/src/ik_bone_3d.h
+++ b/src/ik_bone_3d.h
@@ -75,28 +75,12 @@ class IKBone3D : public Resource {
 	static void _bind_methods();
 
 public:
-	Vector<float> &getCosHalfReturnfullnessDampened() {
-		return cos_half_returnfulness_dampened;
-	}
-
-	void setCosHalfReturnfullnessDampened(const Vector<float> &value) {
-		cos_half_returnfulness_dampened = value;
-	}
-
-	Vector<float> &getHalfReturnfullnessDampened() {
-		return half_returnfulness_dampened;
-	}
-
-	void setHalfReturnfullnessDampened(const Vector<float> &value) {
-		half_returnfulness_dampened = value;
-	}
-	void set_stiffness(double p_stiffness) {
-		stiffness = p_stiffness;
-	}
-
-	double get_stiffness() const {
-		return stiffness;
-	}
+	Vector<float> &getCosHalfReturnfullnessDampened();
+	void setCosHalfReturnfullnessDampened(const Vector<float> &value);
+	Vector<float> &getHalfReturnfullnessDampened();
+	void setHalfReturnfullnessDampened(const Vector<float> &value);
+	void set_stiffness(double p_stiffness);
+	double get_stiffness() const;
 	void pull_back_toward_allowable_region();
 	bool is_axially_constrained();
 	bool is_orientationally_constrained();