diff --git a/lib/foreman/procfile.rb b/lib/foreman/procfile.rb
index a307643..fbbe995 100644
--- a/lib/foreman/procfile.rb
+++ b/lib/foreman/procfile.rb
@@ -83,7 +83,7 @@ private
 
   def parse(filename)
     File.read(filename).gsub("\r\n","\n").split("\n").map do |line|
-      if line =~ /^([A-Za-z0-9_]+):\s*(.+)$/
+      if line =~ /^([A-Za-z0-9_-]+):\s*(.+)$/
         [$1, $2]
       end
     end.compact
diff --git a/spec/foreman/procfile_spec.rb b/spec/foreman/procfile_spec.rb
index b447a72..59d1658 100644
--- a/spec/foreman/procfile_spec.rb
+++ b/spec/foreman/procfile_spec.rb
@@ -16,8 +16,10 @@ describe Foreman::Procfile, :fakefs do
   it "loads a passed-in Procfile" do
     write_procfile
     procfile = Foreman::Procfile.new("Procfile")
-    procfile["alpha"].should == "./alpha"
-    procfile["bravo"].should == "./bravo"
+    procfile["alpha"].should   == "./alpha"
+    procfile["bravo"].should   == "./bravo"
+    procfile["foo-bar"].should == "./foo-bar"
+    procfile["foo_bar"].should == "./foo_bar"
   end
 
   it "can have a process appended to it" do
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index f7dd057..70536cd 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -79,6 +79,8 @@ def write_procfile(procfile="Procfile", alpha_env="")
     file.puts "alpha: ./alpha" + " #{alpha_env}".rstrip
     file.puts "\n"
     file.puts "bravo:\t./bravo"
+    file.puts "foo_bar:\t./foo_bar"
+    file.puts "foo-bar:\t./foo-bar"
   end
   File.expand_path(procfile)
 end