diff --git a/scripts/generate_tag.sh b/scripts/generate_tag.sh
index 6ce3ebf..b475c1d 100755
--- a/scripts/generate_tag.sh
+++ b/scripts/generate_tag.sh
@@ -1,5 +1,11 @@
 #!/bin/sh
 
+if [ $# -eq 0  ]; then
+    echo "No arguments supplied, exiting script"
+    echo "Please provide tag name as input parameter"
+    exit 0
+fi
+
 function gerar_tag_master {
 	branch=$(git branch | sed -n -e 's/^\* \(.*\)/\1/p')	
 	
diff --git a/scripts/set_tag.sh b/scripts/set_tag.sh
index dd933d8..639e387 100755
--- a/scripts/set_tag.sh
+++ b/scripts/set_tag.sh
@@ -1,3 +1,11 @@
+#!/bin/sh
+
+if [ $# -eq 0  ]; then
+    echo "No arguments supplied, exiting script"
+    echo "Please provide tag name as input parameter"
+    exit 0
+fi
+
 function fetch_settag {
 
 	git fetch --all
--
libgit2 0.21.2