diff --git a/Java/scripts/jar.sh b/Java/scripts/jar.sh
index d201c59..3907142 100755
--- a/Java/scripts/jar.sh
+++ b/Java/scripts/jar.sh
@@ -5,7 +5,7 @@ rm -Rf bin/*
 javac -source ${SOURCE_VERSION} -target ${TARGET_VERSION} -Xlint:unchecked -cp ${CLASS_PATH} -d ${OUT_DIR} ${PROJECT_DIR}/${PROJECT_NAME}.java
 printf "\n\n\nGenerating Manifest...\n\n"
 touch manifest
-echo "Main-Class: ${MAIN_CLASS}" >> manifest
+echo "Main-Class: ${MAIN_CLASS}" > manifest
 printf "\n\n\nCreating Jar...\n\n"
 ORIGINAL_LOC=$(pwd)
 cd ${OUT_DIR}
diff --git a/Java/scripts/md5 b/Java/scripts/md5
index 6ae0752..1412a3f 100644
--- a/Java/scripts/md5
+++ b/Java/scripts/md5
@@ -1,6 +1,6 @@
 build.sh:22308eae5fd9c88aa16fef54cf03ae21  -
 clean.sh:668a2f9b568c55f6a044a509315032f6  -
 commit.sh:5e4448db9ad48e72ec3a1ff4f5763b41  -
-jar.sh:343cf505530401fb696296bc25a9b090  -
+jar.sh:9bbc25225e7356f9145f7c2b9ac72e30  -
 release.sh:b1b62203411b18d0fec1db3dc2e5a061  -
 update.sh:3be721658983183efa395984acd96b03  -