diff --git a/undo_telemetry.sh b/undo_telemetry.sh
index b5a26f9..58a88aa 100755
--- a/undo_telemetry.sh
+++ b/undo_telemetry.sh
@@ -3,8 +3,15 @@
 TELEMETRY_URLS="(dc\.services\.visualstudio\.com)|(vortex\.data\.microsoft\.com)"
 REPLACEMENT="s/$TELEMETRY_URLS/0\.0\.0\.0/g"
 
+#include common functions
+. ../utils.sh
+
 if [[ "$OS_NAME" == "osx" ]]; then
-  grep -rl --exclude-dir=.git -E $TELEMETRY_URLS . | xargs sed -i '' -E $REPLACEMENT
+  if is_gnu_sed; then
+    grep -rl --exclude-dir=.git -E $TELEMETRY_URLS . | xargs sed -i -E $REPLACEMENT
+  else
+    grep -rl --exclude-dir=.git -E $TELEMETRY_URLS . | xargs sed -i '' -E $REPLACEMENT
+  fi
 else
   grep -rl --exclude-dir=.git -E $TELEMETRY_URLS . | xargs sed -i -E $REPLACEMENT
 fi
diff --git a/update_settings.sh b/update_settings.sh
index 1a482cb..3e52a84 100755
--- a/update_settings.sh
+++ b/update_settings.sh
@@ -3,18 +3,8 @@ DEFAULT_FALSE="'default': false"
 TELEMETRY_ENABLE="'telemetry.enableTelemetry':"
 TELEMETRY_CRASH_REPORTER="'telemetry.enableCrashReporter':"
 
-is_gnu_sed () {
-  sed --version >/dev/null 2>&1
-}
-
-replace () {
-  echo $1
-  if is_gnu_sed; then
-    sed -i -E "$1" $2
-  else
-    sed -i '' -E "$1" $2
-  fi
-}
+#include common functions
+. ../utils.sh
 
 update_setting () {
   local FILENAME="$2"
diff --git a/utils.sh b/utils.sh
new file mode 100755
index 0000000..b1dfae9
--- /dev/null
+++ b/utils.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+#All common functions can be added to this file
+
+is_gnu_sed () {
+  sed --version >/dev/null 2>&1
+}
+
+replace () {
+  echo $1
+  if is_gnu_sed; then
+    sed -i -E "$1" $2
+  else
+    sed -i '' -E "$1" $2
+  fi
+}