diff --git a/src/physics_entity.c b/src/physics_entity.c
index 0752109..a19dd36 100644
--- a/src/physics_entity.c
+++ b/src/physics_entity.c
@@ -78,6 +78,10 @@ void physics_entity_solve_contacts(PhysicsEntity self, List* contacts) {
         if(iteration == 1)
             LOG_WARNING("gave up on solving %zu contacts", contacts->len);
     }
+    Vector dir = vnormalizedf(vsubf(rigidbody_get_transform(body)->position, pre_solve.position));
+    Vector vel = rigidbody_get_velocity(body);
+    vel = vsubf(vel, vprojectf(dir, vel));
+    rigidbody_set_velocity(body, vel);
 }
 
 void physics_entity_update(PhysicsEntity self) {