diff --git a/paper-server/nms-patches/net/minecraft/world/level/Explosion.patch b/paper-server/nms-patches/net/minecraft/world/level/Explosion.patch
index 1f1eb8ec9b..7a2387c08d 100644
--- a/paper-server/nms-patches/net/minecraft/world/level/Explosion.patch
+++ b/paper-server/nms-patches/net/minecraft/world/level/Explosion.patch
@@ -98,7 +98,7 @@
                          }
  
                          double d12 = (1.0D - d7) * (double) getSeenPercent(vec3d, entity) * (double) this.damageCalculator.getKnockbackMultiplier(entity);
-@@ -248,6 +296,14 @@
+@@ -248,6 +296,17 @@
                          d10 *= d13;
                          Vec3D vec3d1 = new Vec3D(d8, d9, d10);
  
@@ -107,13 +107,16 @@
 +                            Vec3D result = entity.getDeltaMovement().add(vec3d1);
 +                            org.bukkit.event.entity.EntityKnockbackEvent event = CraftEventFactory.callEntityKnockbackEvent((org.bukkit.craftbukkit.entity.CraftLivingEntity) entity.getBukkitEntity(), source, org.bukkit.event.entity.EntityKnockbackEvent.KnockbackCause.EXPLOSION, d13, vec3d1, result.x, result.y, result.z);
 +
-+                            vec3d1 = (event.isCancelled()) ? Vec3D.ZERO : new Vec3D(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ());
++                            // SPIGOT-7640: Need to subtract entity movement from the event result,
++                            // since the code below (the setDeltaMovement call as well as the hitPlayers map)
++                            // want the vector to be the relative velocity will the event provides the absolute velocity
++                            vec3d1 = (event.isCancelled()) ? Vec3D.ZERO : new Vec3D(event.getFinalKnockback().getX(), event.getFinalKnockback().getY(), event.getFinalKnockback().getZ()).subtract(entity.getDeltaMovement());
 +                        }
 +                        // CraftBukkit end
                          entity.setDeltaMovement(entity.getDeltaMovement().add(vec3d1));
                          if (entity instanceof EntityHuman) {
                              EntityHuman entityhuman = (EntityHuman) entity;
-@@ -290,9 +346,63 @@
+@@ -290,9 +349,63 @@
  
              SystemUtils.shuffle(this.toBlow, this.level.random);
              ObjectListIterator objectlistiterator = this.toBlow.iterator();
@@ -177,7 +180,7 @@
  
                  this.level.getBlockState(blockposition).onExplosionHit(this.level, blockposition, this, (itemstack, blockposition1) -> {
                      addOrAppendStack(list, itemstack, blockposition1);
-@@ -317,7 +427,11 @@
+@@ -317,7 +430,11 @@
                  BlockPosition blockposition1 = (BlockPosition) objectlistiterator1.next();
  
                  if (this.random.nextInt(3) == 0 && this.level.getBlockState(blockposition1).isAir() && this.level.getBlockState(blockposition1.below()).isSolidRender(this.level, blockposition1.below())) {
@@ -190,7 +193,7 @@
                  }
              }
          }
-@@ -325,6 +439,7 @@
+@@ -325,6 +442,7 @@
      }
  
      private static void addOrAppendStack(List<Pair<ItemStack, BlockPosition>> list, ItemStack itemstack, BlockPosition blockposition) {