diff --git a/Gemfile.lock b/Gemfile.lock
index 731b6b4db..99da1956b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    kamal (1.9.2)
+    kamal (1.9.3)
       activesupport (>= 7.0)
       base64 (~> 0.2)
       bcrypt_pbkdf (~> 1.0)
@@ -78,11 +78,11 @@ GEM
     net-sftp (4.0.0)
       net-ssh (>= 5.0.0, < 8.0.0)
     net-ssh (7.2.1)
-    nokogiri (1.16.0-arm64-darwin)
+    nokogiri (1.18.8-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.0-x86_64-darwin)
+    nokogiri (1.18.8-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.0-x86_64-linux)
+    nokogiri (1.18.8-x86_64-linux-gnu)
       racc (~> 1.4)
     parallel (1.24.0)
     parser (3.3.0.5)
diff --git a/lib/kamal/cli/base.rb b/lib/kamal/cli/base.rb
index ab67a0e9b..9bde6e025 100644
--- a/lib/kamal/cli/base.rb
+++ b/lib/kamal/cli/base.rb
@@ -37,9 +37,9 @@ def reload_env
 
       def load_env
         if destination = options[:destination]
-          Dotenv.load(".env.#{destination}", ".env")
+          Dotenv.overload(".env", ".env.#{destination}")
         else
-          Dotenv.load(".env")
+          Dotenv.overload(".env")
         end
       end
 
diff --git a/lib/kamal/version.rb b/lib/kamal/version.rb
index b37cd8f02..2cd1e267a 100644
--- a/lib/kamal/version.rb
+++ b/lib/kamal/version.rb
@@ -1,3 +1,3 @@
 module Kamal
-  VERSION = "1.9.2"
+  VERSION = "1.9.3"
 end
diff --git a/test/cli/main_test.rb b/test/cli/main_test.rb
index 0e09074fe..4320dfe13 100644
--- a/test/cli/main_test.rb
+++ b/test/cli/main_test.rb
@@ -490,6 +490,39 @@ class CliMainTest < CliTestCase
     end
   end
 
+  test "env files overwrite shell environment variables" do
+    ENV["TEST_VAR"] = "shell_value"
+    ENV["AWS_ACCESS_KEY_ID"] = "local_dev_key"
+
+    with_test_dotenv(".env": "TEST_VAR=dotenv_value\nAWS_ACCESS_KEY_ID=production_key") do
+      # Create a simple CLI command instance to trigger load_env
+      Kamal::Cli::Main.new.send(:load_env)
+
+      assert_equal "dotenv_value", ENV["TEST_VAR"]
+      assert_equal "production_key", ENV["AWS_ACCESS_KEY_ID"]
+    end
+  ensure
+    ENV.delete("TEST_VAR")
+    ENV.delete("AWS_ACCESS_KEY_ID")
+  end
+
+  test "destination env files overwrite base env files" do
+    ENV["TEST_VAR"] = "shell_value"
+
+    with_test_dotenv(".env": "TEST_VAR=base_value\nBASE_ONLY=base", ".env.world": "TEST_VAR=world_value\nWORLD_ONLY=world") do
+      # Create CLI command with destination to trigger load_env
+      Kamal::Cli::Main.new([], { destination: "world" }).send(:load_env)
+
+      assert_equal "world_value", ENV["TEST_VAR"]
+      assert_equal "base", ENV["BASE_ONLY"]
+      assert_equal "world", ENV["WORLD_ONLY"]
+    end
+  ensure
+    ENV.delete("TEST_VAR")
+    ENV.delete("BASE_ONLY")
+    ENV.delete("WORLD_ONLY")
+  end
+
   test "remove with confirmation" do
     run_command("remove", "-y", config_file: "deploy_with_accessories").tap do |output|
       assert_match /docker container stop traefik/, output
diff --git a/test/integration/docker/registry/Dockerfile b/test/integration/docker/registry/Dockerfile
index f5eefc339..01bd02459 100644
--- a/test/integration/docker/registry/Dockerfile
+++ b/test/integration/docker/registry/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry
+FROM registry:3
 
 COPY boot.sh .
 
diff --git a/test/integration/docker/registry/boot.sh b/test/integration/docker/registry/boot.sh
index 6eb8a518e..fbb339ac4 100755
--- a/test/integration/docker/registry/boot.sh
+++ b/test/integration/docker/registry/boot.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-exec /entrypoint.sh /etc/docker/registry/config.yml
+exec /entrypoint.sh /etc/distribution/config.yml