diff --git a/plugins/core.js b/plugins/core.js
index 777c161..8916ef1 100644
--- a/plugins/core.js
+++ b/plugins/core.js
@@ -6,6 +6,7 @@ const relativePosition = new Vec3(0, 0, 0)
 
 function inject (bot, dcclient, config) {
   const mcData = require('minecraft-data')(bot.version)
+  const impulseMode = !bot.options.kaboom
   const core = {
     start: new Vec3(null, null, null),
     end: new Vec3(null, null, null),
@@ -30,8 +31,6 @@ function inject (bot, dcclient, config) {
           relativePosition.z = 0
         }
 
-        const impulseMode = !bot.options.kaboom
-
         const location = {
           x: core.start.x + relativePosition.x,
           y: core.start.y + relativePosition.y,
@@ -67,7 +66,7 @@ function inject (bot, dcclient, config) {
         slot: 36,
         item: {
           present: true,
-          itemId: mcData.itemsByName.repeating_command_block.id,
+          itemId: impulseMode ? mcData.itemsByName.command_block.id : mcData.itemsByName.repeating_command_block.id,
           itemCount: 64,
           nbtData: nbt.comp({
             BlockEntityTag: nbt.comp({