diff --git a/vagrant.gemspec b/vagrant.gemspec
index 951bd1a9e..6c68f3930 100644
--- a/vagrant.gemspec
+++ b/vagrant.gemspec
@@ -22,23 +22,23 @@ Gem::Specification.new do |s|
   s.add_dependency 'googleapis-common-protos-types', '~> 1.3'
   s.add_dependency "grpc"
   s.add_dependency "hashicorp-checkpoint", "~> 0.1.5"
-  s.add_dependency "i18n", "~> 1.8"
-  s.add_dependency "listen", "~> 3.6"
+  s.add_dependency "i18n", "~> 1.12"
+  s.add_dependency "listen", "~> 3.7"
   s.add_dependency "log4r", "~> 1.1.9", "< 1.1.11"
   s.add_dependency "mime-types", "~> 3.3"
-  s.add_dependency "net-ftp", "~> 0.1"
+  s.add_dependency "net-ftp", "~> 0.2"
   s.add_dependency "net-ssh", "~> 7.0"
   s.add_dependency "net-sftp", "~> 4.0"
   s.add_dependency "net-scp", "~> 4.0"
   s.add_dependency "rb-kqueue", "~> 0.2.0"
   s.add_dependency "rexml", "~> 3.2"
-  s.add_dependency "rgl", "~> 0.5.7"
-  s.add_dependency "rubyzip", "~> 2.0"
+  s.add_dependency "rgl", "~> 0.5.10"
+  s.add_dependency "rubyzip", "~> 2.3"
   s.add_dependency "vagrant_cloud", "~> 3.0.5"
-  s.add_dependency "wdm", "~> 0.1.0"
-  s.add_dependency "winrm", ">= 2.3.4", "< 3.0"
-  s.add_dependency "winrm-elevated", ">= 1.2.1", "< 2.0"
-  s.add_dependency "winrm-fs", ">= 1.3.4", "< 2.0"
+  s.add_dependency "wdm", "~> 0.1.1"
+  s.add_dependency "winrm", ">= 2.3.6", "< 3.0"
+  s.add_dependency "winrm-elevated", ">= 1.2.3", "< 2.0"
+  s.add_dependency "winrm-fs", ">= 1.3.5", "< 2.0"
 
   # Needed for go generate to use grpc_tools_ruby_protoc
   s.add_development_dependency "grpc-tools", "~> 1.41"