diff --git a/megamek/unittests/megamek/client/bot/princess/PrincessTest.java b/megamek/unittests/megamek/client/bot/princess/PrincessTest.java
index 65eed94bf5c..1e522ec495d 100644
--- a/megamek/unittests/megamek/client/bot/princess/PrincessTest.java
+++ b/megamek/unittests/megamek/client/bot/princess/PrincessTest.java
@@ -25,6 +25,7 @@
 import megamek.common.equipment.WeaponMounted;
 import megamek.common.options.GameOptions;
 import megamek.common.options.OptionsConstants;
+import megamek.common.planetaryconditions.PlanetaryConditions;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -258,6 +259,9 @@ public void testGetEntityToMove() {
         when(mockGame.getTurn()).thenReturn(mockTurn);
         when(mockTurn.isValidEntity(any(Entity.class), any(Game.class))).thenCallRealMethod();
         when(mockTurn.isValidEntity(any(Entity.class), any(Game.class), anyBoolean())).thenCallRealMethod();
+        PlanetaryConditions mockPC = new PlanetaryConditions();
+        mockPC.setGravity(1.0f);
+        when(mockGame.getPlanetaryConditions()).thenReturn(mockPC);
         when(mockPrincess.getGame()).thenReturn(mockGame);
 
         List<Entity> testEntityList = new ArrayList<>();
@@ -450,6 +454,9 @@ public void testIsImmobilized() {
         when(mockPrincess.getHex(any(Coords.class))).thenReturn(mockHex);
 
         Game mockGame = mock(Game.class);
+        PlanetaryConditions mockPC = new PlanetaryConditions();
+        mockPC.setGravity(1.0f);
+        when(mockGame.getPlanetaryConditions()).thenReturn(mockPC);
         doReturn(mockGame).when(mockPrincess).getGame();
 
         BehaviorSettings mockBehavior = mock(BehaviorSettings.class);
diff --git a/megamek/unittests/megamek/common/MovePathTest.java b/megamek/unittests/megamek/common/MovePathTest.java
index 53b87cee314..098ecf5a563 100644
--- a/megamek/unittests/megamek/common/MovePathTest.java
+++ b/megamek/unittests/megamek/common/MovePathTest.java
@@ -19,14 +19,13 @@
  */
 package megamek.common;
 
+import megamek.common.planetaryconditions.PlanetaryConditions;
 import org.junit.jupiter.api.Test;
 
 import java.util.Vector;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.*;
 
 /**
  * @author Deric "Netzilla" Page (deric dot page at usa dot net)
@@ -37,6 +36,10 @@ public class MovePathTest {
     @Test
     public void testGetLastStep() {
         Game mockGame = mock(Game.class);
+        PlanetaryConditions mockPC = new PlanetaryConditions();
+        mockPC.setGravity(1.0f);
+        when(mockGame.getPlanetaryConditions()).thenReturn(mockPC);
+
         Entity mockMech = mock(BipedMech.class);
 
         Vector<MoveStep> stepVector = new Vector<>();