diff --git a/test/gtest_factor_relative_pose_3d_with_extrinsics.cpp b/test/gtest_factor_relative_pose_3d_with_extrinsics.cpp
index 1f3b181e612d32d5c44b2fdd83b0e7c77ce084d5..0f89a11003bd0e297ed6b3df283b6aba536ca5ea 100644
--- a/test/gtest_factor_relative_pose_3d_with_extrinsics.cpp
+++ b/test/gtest_factor_relative_pose_3d_with_extrinsics.cpp
@@ -130,7 +130,7 @@ class FactorRelativePose3dWithExtrinsics_class : public testing::Test{
             // F1 is be origin KF
             VectorComposite x0(pose_robot, "PO", {3,4});
             VectorComposite s0("PO", {Vector3d(1,1,1), Vector3d(1,1,1)});
-            F1 = problem->setPriorFactor(x0, s0, 0.0, 0.1);
+            F1 = problem->setPriorFactor(x0, s0, 0.0);
 
 
             // the sensor is at origin as well as the robot. The measurement matches with the pose of the tag wrt sensor (and also wrt robot and world)