diff --git a/test/gtest_processor_imu2d_with_gravity.cpp b/test/gtest_processor_imu2d_with_gravity.cpp
index df6e23068c715b52ddd98e4cab2f8cea298759cc..72456d1dffa8623653daea6a06e2fd56a31acdc1 100644
--- a/test/gtest_processor_imu2d_with_gravity.cpp
+++ b/test/gtest_processor_imu2d_with_gravity.cpp
@@ -80,7 +80,7 @@ TEST_F(ProcessorImu2dTest, MUA_Only_G)
    x0c['P'] = Vector2d(1,2);
    x0c['O'] = Vector1d(0);
    x0c['V'] = Vector2d(4,5);
-   auto KF0 = problem->setPriorFix(x0c, t0, dt/2);
+   auto KF0 = problem->setPriorFix(x0c, t0);
    processor_motion->setOrigin(KF0);
 
    // Set the gravity
@@ -108,7 +108,7 @@ TEST_F(ProcessorImu2dTest, MUA)
    x0c['P'] = Vector2d(1,2);
    x0c['O'] = Vector1d(0);
    x0c['V'] = Vector2d(4,5);
-   auto KF0 = problem->setPriorFix(x0c, t0, dt/2);
+   auto KF0 = problem->setPriorFix(x0c, t0);
    processor_motion->setOrigin(KF0);
 
    // Set the gravity
@@ -137,7 +137,7 @@ TEST_F(ProcessorImu2dTest, Spinning)
    x0c['P'] = Vector2d(1,2);
    x0c['O'] = Vector1d(0);
    x0c['V'] = Vector2d(4,5);
-   auto KF0 = problem->setPriorFix(x0c, t0, dt/2);
+   auto KF0 = problem->setPriorFix(x0c, t0);
    processor_motion->setOrigin(KF0);
 
    // Set the gravity