diff --git a/install.sh b/install.sh
index 33c975c..c896d33 100755
--- a/install.sh
+++ b/install.sh
@@ -3,5 +3,6 @@
 echo "downloading..."
 curl -s "https://github.com/miguelmota/cointop/raw/master/bin/cointop" -o cointop
 echo "installing..."
+chmod +x cointop
 mv cointop /usr/local/bin/
 echo "cointop installed."