diff --git a/lib/slather/project.rb b/lib/slather/project.rb
index 6fa3f40f..37ce57c8 100755
--- a/lib/slather/project.rb
+++ b/lib/slather/project.rb
@@ -158,14 +158,29 @@ def profdata_coverage_dir
       raise StandardError, "The specified build directory (#{self.build_directory}) does not exist" unless File.exists?(self.build_directory)
       dir = nil
       if self.scheme
-        dir = Dir[File.join("#{build_directory}","/**/CodeCoverage/#{self.scheme}")].first
+        dir = Dir[File.join(build_directory,"/**/CodeCoverage/#{self.scheme}")].first
       else
-        dir = Dir[File.join("#{build_directory}","/**/#{first_product_name}")].first
+        dir = Dir[File.join(build_directory,"/**/#{first_product_name}")].first
       end
 
       if dir == nil
         # Xcode 7.3 moved the location of Coverage.profdata
-        dir = Dir[File.join("#{build_directory}","/**/CodeCoverage")].first
+        dir = Dir[File.join(build_directory,"/**/CodeCoverage")].first
+      end
+
+      if dir == nil && Slather.xcode_version[0] >= 9
+        # Xcode 9 moved the location of Coverage.profdata
+        coverage_files = Dir[File.join(build_directory, "/**/ProfileData/*/Coverage.profdata")]
+
+        if coverage_files.count == 0
+          # Look up one directory
+          # The ProfileData directory is next to Intermediates.noindex (in previous versions of Xcode the coverage was inside Intermediates)
+          coverage_files = Dir[File.join(build_directory, "../**/ProfileData/*/Coverage.profdata")]
+        end
+
+        if coverage_files != nil
+          dir = Pathname.new(coverage_files.first).parent()
+        end
       end
 
       raise StandardError, "No coverage directory found." unless dir != nil
@@ -406,9 +421,15 @@ def find_binary_files
         end
 
         search_list = binary_basename || find_buildable_names(xcscheme)
+        search_dir = profdata_coverage_dir
+
+        if Slather.xcode_version[0] >= 9
+          # Go from the directory containing Coverage.profdata back to the directory containing Products (back out of ProfileData/UUID-dir)
+          search_dir = File.join(search_dir, '../..')
+        end
 
         search_list.each do |search_for|
-          found_product = Dir["#{profdata_coverage_dir}/Products/#{configuration}*/#{search_for}*"].sort { |x, y|
+          found_product = Dir["#{search_dir}/Products/#{configuration}*/#{search_for}*"].sort { |x, y|
             # Sort the matches without the file extension to ensure better matches when there are multiple candidates
             # For example, if the binary_basename is Test then we want Test.app to be matched before Test Helper.app
             File.basename(x, File.extname(x)) <=> File.basename(y, File.extname(y))