diff --git a/README.md b/README.md
index 8ec2080..9190826 100644
--- a/README.md
+++ b/README.md
@@ -49,7 +49,7 @@ The project id is best placed within your project's git config:
 
 ``git config -f .git/config pivotal.project-id 88888``
 
-If you project's access is setup to use HTTPS:
+If your project's access is setup to use HTTPS:
 
 ``git config -f .git/config pivotal.use-ssl 1``
 
@@ -69,6 +69,10 @@ If your Pivotal Tracker user name is different than your git user name:
 
 ``git config --global pivotal.full-name 'Ben Lindsey'``
 
+If you prefer to have story branches deleted after they are merged by `git-finish`:
+
+``git config --global pivotal.delete-branch 1``
+
 If you would like verbose logging turned on for git commands:
 
 ``git config --global pivotal.verbose 1``
diff --git a/lib/git_pivotal_tracker/base.rb b/lib/git_pivotal_tracker/base.rb
index 3783dcb..93926b1 100644
--- a/lib/git_pivotal_tracker/base.rb
+++ b/lib/git_pivotal_tracker/base.rb
@@ -41,7 +41,13 @@ def run!
     protected
 
     def integration_branch
-      options[:integration_branch] || 'master'
+      current_branch_suffix || options[:integration_branch] || 'master'
+    end
+    
+    def current_branch_suffix
+      if current_branch =~ /.*-\d+?-(.*)/ and @repository.branches.any? { |branch| branch.name == $1 }
+        $1
+      end
     end
 
     def current_branch
@@ -79,6 +85,7 @@ def parse_gitconfig
       options[:full_name]          = repository.config['pivotal.full-name'] || repository.config['user.name']
       options[:verbose]            = repository.config['pivotal.verbose']
       options[:use_ssl]            = repository.config['pivotal.use-ssl']
+      options[:delete_branch]      = repository.config['pivotal.delete-branch']
     end
 
     def parse_argv(*args)
@@ -90,6 +97,7 @@ def parse_argv(*args)
         opts.on("-n", "--full-name=", "Your Pivotal Tracker full name") { |n| options[:full_name] = n }
 
 
+        opts.on("-D", "--delete-branch", "Delete store branch after merging") { |d| options[:delete_branch] = d }
         opts.on("-I", "--include-rejected", "Include rejected stories as well as unstarted ones") { |i| options[:include_rejected] = i }
         opts.on("-O", "--only-mine", "Only include stories that are assigned to me") { |o| options[:only_mine] = o }
         opts.on("-F", "--fast-forward", "Merge topic branch with fast forward") { |f| options[:fast_forward] = f }
diff --git a/lib/git_pivotal_tracker/finish.rb b/lib/git_pivotal_tracker/finish.rb
index 670d560..2175b93 100644
--- a/lib/git_pivotal_tracker/finish.rb
+++ b/lib/git_pivotal_tracker/finish.rb
@@ -28,6 +28,7 @@ def run!
 
       puts "Marking Story #{story_id} as finished..."
       if story.update(:current_state => finished_state)
+        delete_current_branch if options[:delete_branch]
         puts "Success"
         return 0
       else
@@ -41,5 +42,10 @@ def run!
     def finished_state
       story.story_type == "chore" ? "accepted" : "finished"
     end
+    
+    def delete_current_branch
+      puts "Deleting #{current_branch}"
+      log repository.git.branch({:raise => true, :d => true}, current_branch)
+    end
   end
 end
diff --git a/spec/git_pivotal_tracker/base_spec.rb b/spec/git_pivotal_tracker/base_spec.rb
index 36b2e66..49f003d 100644
--- a/spec/git_pivotal_tracker/base_spec.rb
+++ b/spec/git_pivotal_tracker/base_spec.rb
@@ -40,6 +40,10 @@
       it "leaves only_mine nil" do
         subject.options[:only_mine].should be_nil
       end
+
+      it "leaves delete_branch nil" do
+        subject.options[:delete_branch].should be_nil
+      end
     end
 
     it "sets the api_token" do
@@ -91,6 +95,11 @@
       GitPivotalTracker::Base.new("--verbose").options[:verbose].should be
       GitPivotalTracker::Base.new("-V").options[:verbose].should be
     end
+    
+    it "sets delete_branch" do
+      GitPivotalTracker::Base.new("--delete-branch").options[:delete_branch].should be
+      GitPivotalTracker::Base.new("-D").options[:delete_branch].should be
+    end
   end
 
   describe "#parse_gitconfig" do
diff --git a/spec/git_pivotal_tracker/finish_spec.rb b/spec/git_pivotal_tracker/finish_spec.rb
index 25bffda..2d94046 100644
--- a/spec/git_pivotal_tracker/finish_spec.rb
+++ b/spec/git_pivotal_tracker/finish_spec.rb
@@ -57,6 +57,11 @@
       @repo.commits.first.parents.should have(2).items
       @repo.heads.detect { |h| h.name == @current_head.name }.commit.sha.should == @sha
     end
+    
+    it "does not delete story branch" do
+      finish.run!.should == 0
+      @repo.git.branch.should match @new_branch
+    end
 
     context "when I have rebase turned on" do
       before do
@@ -80,5 +85,16 @@
         @repo.heads.detect { |h| h.name == @current_head.name }.commit.sha.should == @sha
       end
     end
+    
+    context "when I have delete branch turned on" do
+      before do
+        finish.options[:delete_branch] = 1
+      end
+      
+      it "deletes the story branch after merging" do
+        finish.run!.should == 0
+        @repo.git.branch.should_not match @new_branch
+      end
+    end
   end
 end