diff --git a/just-the-docs.gemspec b/just-the-docs.gemspec
index 50f90ae5902f15a92820620f143e8183c5e0bfd0..2b21dfb874bda71ee7d0b3b4fa24d27e50ad712e 100644
--- a/just-the-docs.gemspec
+++ b/just-the-docs.gemspec
@@ -10,7 +10,7 @@ Gem::Specification.new do |spec|
   spec.homepage      = "https://github.com/pmarsceill/just-the-docs"
   spec.license       = "MIT"
 
-  spec.files         = `git ls-files -z`.split("\x0").select { |f| f.match(%r{^(assets|_layouts|_includes|_sass|LICENSE|README)}i) }
+  spec.files         = `git ls-files -z`.split("\x0").select { |f| f.match(%r{^(assets|_layouts|_includes|_sass|LICENSE|README|search-data)}i) }
 
   spec.add_runtime_dependency "jekyll", "~> 3.3"