diff --git a/.travis.yml b/.travis.yml
index b152f61..b33818d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,8 @@
 bundler_args: "--jobs 4 --retry 3"
 cache: bundler
 gemfile:
+- gemfiles/holidays_5.3.gemfile
+- gemfiles/holidays_5.2.gemfile
 - gemfiles/holidays_5.1.gemfile
 - gemfiles/holidays_5.0.gemfile
 - gemfiles/holidays_4.7.gemfile
@@ -26,6 +28,10 @@ matrix:
     gemfile: gemfiles/holidays_5.0.gemfile
   - rvm: 2.0.0
     gemfile: gemfiles/holidays_5.1.gemfile
+  - rvm: 2.0.0
+    gemfile: gemfiles/holidays_5.2.gemfile
+  - rvm: 2.0.0
+    gemfile: gemfiles/holidays_5.3.gemfile
 rvm:
 - 2.0.0
 - 2.1.10
diff --git a/Appraisals b/Appraisals
index 7ea0129..e18664a 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,6 +1,14 @@
 # ################
 # 5.x
 # ################
+appraise "holidays-5.3" do
+  gem "holidays", "~> 5.3.0"
+end
+
+appraise "holidays-5.2" do
+  gem "holidays", "~> 5.2.0"
+end
+
 appraise "holidays-5.1" do
   gem "holidays", "~> 5.1.0"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 6e303c4..6cd9368 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     ach (0.5.2)
-      holidays (>= 1.2.0, < 5.2.0)
+      holidays (>= 1.2.0, < 5.4.0)
 
 GEM
   remote: https://rubygems.org/
diff --git a/ach.gemspec b/ach.gemspec
index 4dd12d5..7be3285 100644
--- a/ach.gemspec
+++ b/ach.gemspec
@@ -22,5 +22,5 @@ Gem::Specification.new do |s|
   s.add_development_dependency('rake')
   s.add_development_dependency('rspec', '~> 3.2')
 
-  s.add_runtime_dependency('holidays', '>= 1.2.0', '< 5.2.0')
+  s.add_runtime_dependency('holidays', '>= 1.2.0', '< 5.4.0')
 end
diff --git a/gemfiles/holidays_5.2.gemfile b/gemfiles/holidays_5.2.gemfile
new file mode 100644
index 0000000..073b949
--- /dev/null
+++ b/gemfiles/holidays_5.2.gemfile
@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "holidays", "~> 5.2.0"
+
+gemspec :path => "../"
diff --git a/gemfiles/holidays_5.3.gemfile b/gemfiles/holidays_5.3.gemfile
new file mode 100644
index 0000000..b922024
--- /dev/null
+++ b/gemfiles/holidays_5.3.gemfile
@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "holidays", "~> 5.3.0"
+
+gemspec :path => "../"