diff --git a/computechecksums.sh b/computechecksums.sh
index ef5df6b..b0eae9e 100644
--- a/computechecksums.sh
+++ b/computechecksums.sh
@@ -1,8 +1,17 @@
 #!/bin/bash
 FILE="$1"
 
+if [ -f "./checksums.txt" ]; then
+truncate ./checksums.txt
+else
 touch ./checksums.txt
-sha1sum "$FILE" >> ./checksums.txt
-md5sum "$FILE" >> ./checksums.txt
-sha256sum "$FILE" >> ./checksums.txt
+fi
 
+echo $FILE >> ./checksums.txt
+echo '' >> ./checksums.txt
+
+echo 'SHA1' >> ./checksums.txt && sha1sum "$FILE" | awk '{print $1}' >> ./checksums.txt
+echo '' >> ./checksums.txt
+echo 'MD5' >> ./checksums.txt && md5sum "$FILE" | awk '{print $1}' >> ./checksums.txt
+echo '' >> ./checksums.txt
+echo 'SHA256' >> ./checksums.txt && sha256sum "$FILE" | awk '{print $1}' >> ./checksums.txt