diff --git a/src/main/java/org/nachc/tools/githubbackup/main/GitHubBackupMain.java b/src/main/java/org/nachc/tools/githubbackup/main/GitHubBackupMain.java
index 7f5323b..694e32d 100644
--- a/src/main/java/org/nachc/tools/githubbackup/main/GitHubBackupMain.java
+++ b/src/main/java/org/nachc/tools/githubbackup/main/GitHubBackupMain.java
@@ -53,8 +53,10 @@ public static void main(String[] args) {
 					writer.append("\n-- DONE WITH MONTHLY CLONE");
 				}
 			}
-			// delete older daily backups
-			DeleteOlderThanOneMonth.exec(writer);
+			if(monthlyTargetDir != null) {
+				// delete older daily backups
+				DeleteOlderThanOneMonth.exec(writer);
+			}
 			writer.flush();
 			writer.close();
 			log.info("Done!");
@@ -75,7 +77,7 @@ private static File getTargetDir() {
 	private static File getMonthlyTargetDir() {
 		String targetDir = GithubBackupAppProps.getTargetDir();
 		String today = TimeUtil.format(TimeUtil.getNow(), "yyyy_MM_dd");
-		if(today.endsWith("01") == false) {
+		if(today.endsWith("22") == false) {
 			return null;
 		}
 		log.info("Today: " + today);
diff --git a/src/main/java/org/nachc/tools/githubbackup/util/backup/DeleteOlderThanOneMonth.java b/src/main/java/org/nachc/tools/githubbackup/util/backup/DeleteOlderThanOneMonth.java
index 55a5f95..3d0e001 100644
--- a/src/main/java/org/nachc/tools/githubbackup/util/backup/DeleteOlderThanOneMonth.java
+++ b/src/main/java/org/nachc/tools/githubbackup/util/backup/DeleteOlderThanOneMonth.java
@@ -32,7 +32,7 @@ public static void exec(BufferedWriter writer) {
 				String fileName = file.getName();
 				log.info("FILE: " + fileName);
 				writer.append("\nFILE: " + fileName);
-				if("MONTHLY".equals(fileName) == false && "github-backup".equals(fileName) == false && file.isDirectory() && fileName.contains(thisMonth) == false && fileName.contains(lastMonth) == false) {
+				if("MONTHLY".equals(fileName) == false && "github-backup".equals(fileName) == false && file.isDirectory() && fileName.contains(thisMonth)) {
 					log.info("!!!REMOVING!!!");
 					writer.append("\n!!!REMOVING!!!");
 					FileUtil.rmdir(file);