diff --git a/README.md b/README.md
index 9431aba..11918fd 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,11 @@ git clone https://github.com/terroo/wallset down-wallset
 cd down-wallset
 sudo sh install.sh
 ```
+# The installer says that a package is not installed, but are you sure it is?
+Then force the installation with the parameter `--force`:
+```sh
+sudo sh install.sh --force
+```
 
 # Use
 ```sh
diff --git a/install.sh b/install.sh
index 9b433f6..21ad2d0 100755
--- a/install.sh
+++ b/install.sh
@@ -14,6 +14,13 @@ if [[ "$1" == "uninstall" ]]; then
   exit 0
 fi
 
+
+if [[ "$1" == "--force" ]]; then
+  su root -c "cp wallset /usr/local/bin/ && chmod +x /usr/local/bin/wallset"
+  printf "%s\n" "${_lan[1]}"
+  exit 0
+fi
+
 deps=("ffmpeg" "feh" "convert" "xrandr" "xdg-open" "bash" "sed")