diff --git a/modules/bullet/cone_twist_joint_bullet.cpp b/modules/bullet/cone_twist_joint_bullet.cpp
index 6b5438c60fd..9346f2d336d 100644
--- a/modules/bullet/cone_twist_joint_bullet.cpp
+++ b/modules/bullet/cone_twist_joint_bullet.cpp
@@ -82,8 +82,11 @@ void ConeTwistJointBullet::set_param(PhysicsServer::ConeTwistJointParam p_param,
 		case PhysicsServer::CONE_TWIST_JOINT_RELAXATION:
 			coneConstraint->setLimit(coneConstraint->getSwingSpan1(), coneConstraint->getSwingSpan2(), coneConstraint->getTwistSpan(), coneConstraint->getLimitSoftness(), coneConstraint->getBiasFactor(), p_value);
 			break;
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINT("This parameter is not supported by Bullet engine");
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED
+#endif // DISABLE_DEPRECATED
 	}
 }
 
@@ -99,8 +102,11 @@ real_t ConeTwistJointBullet::get_param(PhysicsServer::ConeTwistJointParam p_para
 			return coneConstraint->getLimitSoftness();
 		case PhysicsServer::CONE_TWIST_JOINT_RELAXATION:
 			return coneConstraint->getRelaxationFactor();
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINT("This parameter is not supported by Bullet engine");
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED;
 			return 0;
+#endif // DISABLE_DEPRECATED
 	}
 }
diff --git a/modules/bullet/generic_6dof_joint_bullet.cpp b/modules/bullet/generic_6dof_joint_bullet.cpp
index 6275a0d2ed0..123b5d717e7 100644
--- a/modules/bullet/generic_6dof_joint_bullet.cpp
+++ b/modules/bullet/generic_6dof_joint_bullet.cpp
@@ -152,8 +152,11 @@ void Generic6DOFJointBullet::set_param(Vector3::Axis p_axis, PhysicsServer::G6DO
 		case PhysicsServer::G6DOF_JOINT_ANGULAR_MOTOR_FORCE_LIMIT:
 			sixDOFConstraint->getRotationalLimitMotor(p_axis)->m_maxMotorForce = p_value;
 			break;
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINT("This parameter is not supported");
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED
+#endif // DISABLE_DEPRECATED
 	}
 }
 
@@ -180,9 +183,12 @@ real_t Generic6DOFJointBullet::get_param(Vector3::Axis p_axis, PhysicsServer::G6
 			return sixDOFConstraint->getRotationalLimitMotor(p_axis)->m_targetVelocity;
 		case PhysicsServer::G6DOF_JOINT_ANGULAR_MOTOR_FORCE_LIMIT:
 			return sixDOFConstraint->getRotationalLimitMotor(p_axis)->m_maxMotorForce;
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINT("This parameter is not supported");
-			return 0.;
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED;
+			return 0;
+#endif // DISABLE_DEPRECATED
 	}
 }
 
@@ -212,9 +218,11 @@ void Generic6DOFJointBullet::set_flag(Vector3::Axis p_axis, PhysicsServer::G6DOF
 		case PhysicsServer::G6DOF_JOINT_FLAG_ENABLE_LINEAR_MOTOR:
 			sixDOFConstraint->getTranslationalLimitMotor()->m_enableMotor[p_axis] = flags[p_axis][p_flag];
 			break;
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINT("This flag is not supported by Bullet engine");
-			return;
+			ERR_EXPLAIN("This flag " + itos(p_flag) + " is deprecated");
+			WARN_DEPRECATED
+#endif // DISABLE_DEPRECATED
 	}
 }
 
diff --git a/modules/bullet/hinge_joint_bullet.cpp b/modules/bullet/hinge_joint_bullet.cpp
index 07fde6efb9b..bfdc5aafc15 100644
--- a/modules/bullet/hinge_joint_bullet.cpp
+++ b/modules/bullet/hinge_joint_bullet.cpp
@@ -95,11 +95,6 @@ real_t HingeJointBullet::get_hinge_angle() {
 
 void HingeJointBullet::set_param(PhysicsServer::HingeJointParam p_param, real_t p_value) {
 	switch (p_param) {
-		case PhysicsServer::HINGE_JOINT_BIAS:
-			if (0 < p_value) {
-				WARN_PRINTS("HingeJoint doesn't support bias in the Bullet backend, so it's always 0.");
-			}
-			break;
 		case PhysicsServer::HINGE_JOINT_LIMIT_UPPER:
 			hingeConstraint->setLimit(hingeConstraint->getLowerLimit(), p_value, hingeConstraint->getLimitSoftness(), hingeConstraint->getLimitBiasFactor(), hingeConstraint->getLimitRelaxationFactor());
 			break;
@@ -121,8 +116,11 @@ void HingeJointBullet::set_param(PhysicsServer::HingeJointParam p_param, real_t
 		case PhysicsServer::HINGE_JOINT_MOTOR_MAX_IMPULSE:
 			hingeConstraint->setMaxMotorImpulse(p_value);
 			break;
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINTS("HingeJoint doesn't support this parameter in the Bullet backend: " + itos(p_param) + ", value: " + itos(p_value));
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED
+#endif // DISABLE_DEPRECATED
 	}
 }
 
@@ -145,9 +143,12 @@ real_t HingeJointBullet::get_param(PhysicsServer::HingeJointParam p_param) const
 			return hingeConstraint->getMotorTargetVelocity();
 		case PhysicsServer::HINGE_JOINT_MOTOR_MAX_IMPULSE:
 			return hingeConstraint->getMaxMotorImpulse();
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINTS("HingeJoint doesn't support this parameter in the Bullet backend: " + itos(p_param));
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED;
 			return 0;
+#endif // DISABLE_DEPRECATED
 	}
 }
 
diff --git a/modules/bullet/pin_joint_bullet.cpp b/modules/bullet/pin_joint_bullet.cpp
index c4e5b8cdbe0..63e22d7daba 100644
--- a/modules/bullet/pin_joint_bullet.cpp
+++ b/modules/bullet/pin_joint_bullet.cpp
@@ -84,9 +84,11 @@ real_t PinJointBullet::get_param(PhysicsServer::PinJointParam p_param) const {
 			return p2pConstraint->m_setting.m_damping;
 		case PhysicsServer::PIN_JOINT_IMPULSE_CLAMP:
 			return p2pConstraint->m_setting.m_impulseClamp;
+#ifndef DISABLE_DEPRECATED
 		default:
-			WARN_PRINTS("This get parameter is not supported");
-			return 0;
+			ERR_EXPLAIN("This parameter " + itos(p_param) + " is deprecated");
+			WARN_DEPRECATED
+#endif // DISABLE_DEPRECATED
 	}
 }