diff --git a/xcode/build_phases/Unused.rb b/xcode/build_phases/Unused.rb
index 478a8d2..73c5db4 100644
--- a/xcode/build_phases/Unused.rb
+++ b/xcode/build_phases/Unused.rb
@@ -90,7 +90,8 @@ class Unused
             puts "Unused Code Warning!: warning: Total Count #{unused_warnings.length}"
             puts "#{unused_warnings.map { |e| e.to_xcode}.join("\n")}"
             # write log
-            File.open("UnusedLog.txt", "w") do |file|
+            Dir.mkdir(directory_name) unless File.exists?("code-quality-reports")
+            File.open("code-quality-reports/UnusedLog.txt", "w") do |file|
                 file.write("Unused code warnings count: #{unused_warnings.length}\n\n")
                 file.write("#{unused_warnings.map { |e| e.serialize }.join("\n")}")
             end
diff --git a/xcode/build_phases/copy_paste_detection.sh b/xcode/build_phases/copy_paste_detection.sh
index e647710..01398a7 100644
--- a/xcode/build_phases/copy_paste_detection.sh
+++ b/xcode/build_phases/copy_paste_detection.sh
@@ -1,6 +1,16 @@
-# running CPD
-SOURCES_DIR=${1:-${EXECUTABLE_NAME}} # first argument or EXECUTABLE_NAME
-pmd cpd --files ${SOURCES_DIR} --exclude ${EXECUTABLE_NAME}/Generated --minimum-tokens 50 --language swift --encoding UTF-8 --format net.sourceforge.pmd.cpd.XMLRenderer > cpd-output.xml --failOnViolation true
+if which pmd >/dev/null; then
+    # running CPD
+    readonly SOURCES_DIR=${1:-${PROJECT_DIR}} # first argument or PROJECT_DIR
+    readonly REPORTS_DIR=${PROJECT_DIR}/code-quality-reports
+    readonly FILES_TO_EXCLUDE=`find ${SOURCES_DIR} -type d -name Localization -or -name Generated -or -name Pods | paste -sd " " -`
 
-# running script
-php ./build-scripts/xcode/aux_scripts/cpd_script.php -cpd-xml cpd-output.xml
+    mkdir ${REPORTS_DIR}
+
+    pmd cpd --files ${SOURCES_DIR} --exclude ${FILES_TO_EXCLUDE} --minimum-tokens 50 --language swift --encoding UTF-8 --format net.sourceforge.pmd.cpd.XMLRenderer > ${REPORTS_DIR}/cpd-output.xml --failOnViolation true
+
+    # running script
+    php ./build-scripts/xcode/aux_scripts/cpd_script.php -cpd-xml ${REPORTS_DIR}/cpd-output.xml | tee ${REPORTS_DIR}/CPDLog.txt
+else
+    echo "warning: pmd not installed, install using 'brew install pmd'"
+    exit 1
+fi