diff --git a/lib/bummr/outdated.rb b/lib/bummr/outdated.rb
index <HASH>..<HASH> 100644
--- a/lib/bummr/outdated.rb
+++ b/lib/bummr/outdated.rb
@@ -8,10 +8,10 @@ module Bummr
     def outdated_gems(all_gems: false)
       results = []
 
-      options = []
-      options << "--strict" unless all_gems
+      options =  ""
+      options << " --strict" unless all_gems
 
-      Open3.popen2("bundle outdated", *options) do |_std_in, std_out|
+      Open3.popen2("bundle outdated" + options) do |_std_in, std_out|
         while line = std_out.gets
           puts line
           gem = parse_gem_from(line)
diff --git a/spec/lib/outdated_spec.rb b/spec/lib/outdated_spec.rb
index <HASH>..<HASH> 100644
--- a/spec/lib/outdated_spec.rb
+++ b/spec/lib/outdated_spec.rb
@@ -53,7 +53,7 @@ describe Bummr::Outdated do
       end
 
       it "defaults to false" do
-        expect(Open3).to receive(:popen2).with("bundle outdated", "--strict").and_yield(nil, stdoutput)
+        expect(Open3).to receive(:popen2).with("bundle outdated --strict").and_yield(nil, stdoutput)
 
         allow(Bummr::Outdated.instance).to receive(:gemfile).and_return gemfile
Fix "no such file or directory" error

- Resolves <URL>