diff --git a/Gemfile.lock b/Gemfile.lock
index 8efa121..6fe80c9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    mail_plugger (1.7.5)
+    mail_plugger (1.7.6)
       mail (~> 2.5)
       net-smtp (~> 0.3)
 
diff --git a/gemfiles/mail_2.6.gemfile.lock b/gemfiles/mail_2.6.gemfile.lock
index 9aa17d3..7d44d24 100644
--- a/gemfiles/mail_2.6.gemfile.lock
+++ b/gemfiles/mail_2.6.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    mail_plugger (1.7.5)
+    mail_plugger (1.7.6)
       mail (~> 2.5)
       net-smtp (~> 0.3)
 
diff --git a/gemfiles/mail_2.7.0.gemfile.lock b/gemfiles/mail_2.7.0.gemfile.lock
index f6e37b1..1e8e7df 100644
--- a/gemfiles/mail_2.7.0.gemfile.lock
+++ b/gemfiles/mail_2.7.0.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    mail_plugger (1.7.5)
+    mail_plugger (1.7.6)
       mail (~> 2.5)
       net-smtp (~> 0.3)
 
diff --git a/gemfiles/mail_2.7.gemfile.lock b/gemfiles/mail_2.7.gemfile.lock
index 01b0464..b3a2f01 100644
--- a/gemfiles/mail_2.7.gemfile.lock
+++ b/gemfiles/mail_2.7.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    mail_plugger (1.7.5)
+    mail_plugger (1.7.6)
       mail (~> 2.5)
       net-smtp (~> 0.3)
 
diff --git a/gemfiles/mail_2.8.gemfile.lock b/gemfiles/mail_2.8.gemfile.lock
index 4ffc65d..7351ef0 100644
--- a/gemfiles/mail_2.8.gemfile.lock
+++ b/gemfiles/mail_2.8.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    mail_plugger (1.7.5)
+    mail_plugger (1.7.6)
       mail (~> 2.5)
       net-smtp (~> 0.3)
 
diff --git a/lib/mail_plugger/version.rb b/lib/mail_plugger/version.rb
index 084dec4..046b096 100644
--- a/lib/mail_plugger/version.rb
+++ b/lib/mail_plugger/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module MailPlugger
-  VERSION = '1.7.5'
+  VERSION = '1.7.6'
 end