diff --git a/scripts/install b/scripts/install
index 40c0991..3aed821 100644
--- a/scripts/install
+++ b/scripts/install
@@ -48,6 +48,7 @@ ynh_script_progression --message="Setting up source files..." --weight=1
 
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir"
+tempdir="$(mktemp -d)"
 executable="$(find $tempdir -name "vikunja-*" \! -name "*.sha256")"
 ln -s "$executable" "$install_dir/vikunja"