diff --git a/bash_completion/winehelper b/bash_completion/winehelper
new file mode 100644
index 0000000..2ade7ea
--- /dev/null
+++ b/bash_completion/winehelper
@@ -0,0 +1,44 @@
+# Auto-completion for winhelper
+_winehelper_completions() {
+    local cur prev opts
+    COMPREPLY=()
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    prev="${COMP_WORDS[COMP_CWORD-1]}"
+    opts="--help --version --debug install installed run -r -i remove-all --clear-pfx remove-prefix backup-prefix restore-prefix winecfg winereg winefile wineconsole winetricks killall desktop regedit explorer cmd"
+
+    case "${prev}" in
+        install|-i)
+            if [[ "${COMP_WORDS[COMP_CWORD-2]}" == "install" && "$cur" == "" ]]; then
+                COMPREPLY=( $(compgen -W "list" -- "${cur}") )
+            else
+                local scripts=$(ls /usr/share/winehelper/autoinstall /usr/share/winehelper/manualinstall 2>/dev/null | grep -v '^list$')
+                COMPREPLY=( $(compgen -W "${scripts}" -- "${cur}") )
+            fi
+            return 0
+            ;;
+        list)
+            COMPREPLY=()
+            return 0
+            ;;
+        run)
+            local installed=$(grep -h "Exec=env" ~/.local/share/applications/WineHelper/*.desktop 2>/dev/null | awk -F'"' '{print $4}' | xargs -n1 basename)
+            COMPREPLY=( $(compgen -W "${installed}" -- "${cur}") )
+            return 0
+            ;;
+        remove-prefix|backup-prefix)
+            local prefixes=$(ls ~/.local/share/winehelper/prefixes 2>/dev/null)
+            COMPREPLY=( $(compgen -W "${prefixes}" -- "${cur}") )
+            return 0
+            ;;
+        restore-prefix)
+            COMPREPLY=( $(compgen -f -X '!*.whpack' -- "${cur}") )
+            return 0
+            ;;
+        *)
+            ;;
+    esac
+
+    COMPREPLY=( $(compgen -W "${opts}" -- "${cur}") )
+}
+
+complete -F _winehelper_completions winehelper