diff --git a/Scripts/increment_build_number.sh b/Scripts/increment_build_number.sh
new file mode 100755
index 0000000..cbf13d8
--- /dev/null
+++ b/Scripts/increment_build_number.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+PROJECT_DIR=$(pwd)/Xcodes/Resources
+INFOPLIST_FILE="Info.plist"
+buildString=$(/usr/libexec/PlistBuddy -c "Print CFBundleVersion" "${PROJECT_DIR}/${INFOPLIST_FILE}")
+buildDate=$(echo $buildString | cut -c 1-8)
+buildNumber=$(echo $buildString | cut -c 9-11)
+today=$(date +'%Y%m%d')
+
+if [[ $buildDate = $today ]]
+then
+buildNumber=$(($buildNumber + 1))
+else
+buildNumber=1
+fi
+
+buildString=$(printf '%s%03u' $today $buildNumber)
+
+/usr/libexec/PlistBuddy -c "Set :CFBundleVersion $buildString" "${PROJECT_DIR}/${INFOPLIST_FILE}"
diff --git a/Xcodes/Resources/Info.plist b/Xcodes/Resources/Info.plist
index 0d3bfc9..2f5badf 100644
--- a/Xcodes/Resources/Info.plist
+++ b/Xcodes/Resources/Info.plist
@@ -19,7 +19,9 @@
 	<key>CFBundleShortVersionString</key>
 	<string>1.0.0</string>
 	<key>CFBundleVersion</key>
-	<string>1</string>
+	<string>20210103001</string>
+	<key>CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT</key>
+	<string>$(CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT)</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
 	<key>NSHumanReadableCopyright</key>
@@ -33,9 +35,7 @@
 	<key>SMPrivilegedExecutables</key>
 	<dict>
 		<key>com.robotsandpencils.XcodesApp.Helper</key>
-		<string>identifier &quot;com.robotsandpencils.XcodesApp.Helper&quot; and info [CFBundleShortVersionString] &gt;= &quot;1.0.0&quot; and anchor apple generic and certificate leaf[subject.OU] = &quot;$(CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT)&quot;</string>
+		<string>identifier "com.robotsandpencils.XcodesApp.Helper" and info [CFBundleShortVersionString] &gt;= "1.0.0" and anchor apple generic and certificate leaf[subject.OU] = "$(CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT)"</string>
 	</dict>
-	<key>CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT</key>
-	<string>$(CODE_SIGNING_SUBJECT_ORGANIZATIONAL_UNIT)</string>
 </dict>
 </plist>