diff --git a/install.sh b/install.sh
index f0fed9a..6077a5c 100755
--- a/install.sh
+++ b/install.sh
@@ -30,6 +30,6 @@ g++ -o tft $language $optimizations $warnings $other -DNDEBUG -pipe -s *.cpp -ln
 #-static -lncursesw -ltinfo
 
 # Install
-chmod 775 tft
+chmod 755 tft
 mkdir -p ${PREFIX}/bin
 mv tft ${PREFIX}/bin