diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mk42Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mk42Entity.java
index dc31b0866..7558cdb93 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mk42Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mk42Entity.java
@@ -95,7 +95,7 @@ public class Mk42Entity extends VehicleEntity implements GeoEntity, CannonEntity
                                 .explosionDamage(VehicleConfig.MK42_AP_EXPLOSION_DAMAGE.get())
                                 .explosionRadius(VehicleConfig.MK42_AP_EXPLOSION_RADIUS.get().floatValue())
                                 .durability(60)
-                                .gravity(projectileGravity())
+                                .gravity(-projectileGravity())
                                 .sound(ModSounds.CANNON_RELOAD.get())
                                 .icon(Mod.loc("textures/screens/vehicle_weapon/ap_shell.png")),
                         new CannonShellWeapon()
@@ -105,7 +105,7 @@ public class Mk42Entity extends VehicleEntity implements GeoEntity, CannonEntity
                                 .durability(1)
                                 .fireProbability(0.18F)
                                 .fireTime(2)
-                                .gravity(projectileGravity())
+                                .gravity(-projectileGravity())
                                 .sound(ModSounds.CANNON_RELOAD.get())
                                 .icon(Mod.loc("textures/screens/vehicle_weapon/he_shell.png")),
                 }
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mle1934Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mle1934Entity.java
index 683cdd89f..946bdf14e 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mle1934Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Mle1934Entity.java
@@ -86,7 +86,7 @@ public class Mle1934Entity extends VehicleEntity implements GeoEntity, CannonEnt
                                 .explosionDamage(VehicleConfig.MLE1934_AP_EXPLOSION_DAMAGE.get())
                                 .explosionRadius(VehicleConfig.MLE1934_AP_EXPLOSION_RADIUS.get().floatValue())
                                 .durability(70)
-                                .gravity(projectileGravity())
+                                .gravity(-projectileGravity())
                                 .sound(ModSounds.CANNON_RELOAD.get())
                                 .icon(Mod.loc("textures/screens/vehicle_weapon/ap_shell.png")),
                         new CannonShellWeapon()
@@ -96,7 +96,7 @@ public class Mle1934Entity extends VehicleEntity implements GeoEntity, CannonEnt
                                 .durability(1)
                                 .fireProbability(0.24F)
                                 .fireTime(5)
-                                .gravity(projectileGravity())
+                                .gravity(-projectileGravity())
                                 .sound(ModSounds.CANNON_RELOAD.get())
                                 .icon(Mod.loc("textures/screens/vehicle_weapon/he_shell.png")),
                 }