diff --git a/scripts/install b/scripts/install
index 99e6e23..6224e9b 100755
--- a/scripts/install
+++ b/scripts/install
@@ -19,7 +19,7 @@ ynh_script_progression --message="Setting up source files..." --weight=1
 ynh_setup_source --dest_dir="$install_dir"
 
 chown -R "$app:www-data" "$install_dir"
-chmod +x "install_dir/cells"
+chmod +x "$install_dir/cells"
 
 #=================================================
 # SYSTEM CONFIGURATION