Gemfile.lock in zerobounce-sdk-1.1.0 vs Gemfile.lock in zerobounce-sdk-1.1.1

@@ -1,9 +1,10 @@
 PATH
   remote: .
   specs:
-    zerobounce-sdk (1.1.0)
+    zerobounce-sdk (1.1.1)
+      dotenv (~> 2.8.1)
       rest-client (~> 2.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
@@ -15,9 +16,10 @@
       rexml
     diff-lcs (1.5.0)
     docile (1.4.0)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
+    dotenv (2.8.1)
     hashdiff (1.0.1)
     http-accept (1.7.0)
     http-cookie (1.0.5)
       domain_name (~> 0.5)
     json (2.6.3)