diff --git a/shard.lock b/shard.lock
index a5ecd67..40ad663 100644
--- a/shard.lock
+++ b/shard.lock
@@ -24,3 +24,7 @@ shards:
     github: luislavena/radix
     version: 0.3.9
 
+  tempdir:
+    github: sam0x17/tempdir
+    version: 1.0.4
+
diff --git a/shard.yml b/shard.yml
index 728a7a9..cf5bcd5 100644
--- a/shard.yml
+++ b/shard.yml
@@ -15,6 +15,8 @@ dependencies:
     github: sam0x17/assert.cr
   kemal:
     github: kemalcr/kemal
+  tempdir:
+    github: sam0x17/tempdir
 
 crystal: 0.29.0
 
diff --git a/src/conduit.cr b/src/conduit.cr
index 22decd4..1332df6 100644
--- a/src/conduit.cr
+++ b/src/conduit.cr
@@ -1,4 +1,5 @@
 require "assert"
+require "tempdir"
 require "file_utils"
 
 require "./utils"
@@ -82,6 +83,7 @@ module Conduit
   end
 
   def self.deploy
+    ensure_in_project_root_dir!
     check_s3cmd!
     pwd = `pwd`.strip
     if File.exists?("./.s3_bucket")