diff --git a/Gemfile b/Gemfile
index 2fbfe92..35f1a37 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ source 'https://rubygems.org'
 
 gemspec
 
-gem 'dotenv', '~> 2'
+gem 'dotenv', '~> 3'
 gem 'faraday', '~> 1'
 gem 'pry', '~> 0.14'
 gem 'racc'
diff --git a/Gemfile.lock b/Gemfile.lock
index be192ab..c202aec 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -15,7 +15,7 @@ GEM
       reline (>= 0.3.8)
     diff-lcs (1.6.2)
     docile (1.4.1)
-    dotenv (2.8.1)
+    dotenv (3.2.0)
     erb (6.0.4)
     faraday (1.10.5)
       faraday-em_http (~> 1.0)
@@ -171,7 +171,7 @@ PLATFORMS
 
 DEPENDENCIES
   debug (~> 1.9)
-  dotenv (~> 2)
+  dotenv (~> 3)
   faraday (~> 1)
   pry (~> 0.14)
   racc