diff --git a/build/nokogiri/1.3.1 b/build/nokogiri/1.3.1
new file mode 100644
index 00000000..e69de29b
diff --git a/build/ruby-filemagic/0.7.3 b/build/ruby-filemagic/0.7.3
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index 00000000..e69de29b
diff --git a/build/rugged/1.3.1 b/build/rugged/1.3.1
new file mode 100644
index 00000000..e69de29b