diff --git a/src/app/helpers.go b/src/app/helpers.go
index 0a96a8e..0900575 100644
--- a/src/app/helpers.go
+++ b/src/app/helpers.go
@@ -3,7 +3,7 @@ package main
 import (
 	"fmt"
 	"io/fs"
-	"path/filepath"
+	"log"
 	"strconv"
 )
 
@@ -13,6 +13,10 @@ func delay() {
 }
 
 func inputselect_from_array(choses []string) int {
+	if len(choses) == 0 {
+		log.Fatal("empty list passed")
+	}
+
 	for {
 		for i, label := range choses {
 			fmt.Printf("%d: %s\n", i, label)
@@ -31,7 +35,7 @@ func inputselect_from_array(choses []string) int {
 
 func getKeys() ([]fs.DirEntry, []string) {
 	var list []string
-	keys, _ := resources.ReadDir(filepath.Join("resources", "keys"))
+	keys, _ := resources.ReadDir("resources/keys")
 
 	for _, entry := range keys {
 		list = append(list, entry.Name())
diff --git a/src/app/items.go b/src/app/items.go
index 79ed2c0..a7ed591 100644
--- a/src/app/items.go
+++ b/src/app/items.go
@@ -22,6 +22,11 @@ func item_patch() {
 	fmt.Println("Searching for *.vmoptions files ... ")
 	files, appdataDirs := patcher.GetTool().FindDirectories()
 
+	if len(files) == 0 {
+		fmt.Println("No *.vmoptions files found")
+		return
+	}
+
 	fmt.Println("Choose what to patch:")
 	selected := inputselect_from_array(files)
 
diff --git a/src/app/patch.go b/src/app/patch.go
index bc19561..6760741 100644
--- a/src/app/patch.go
+++ b/src/app/patch.go
@@ -26,7 +26,7 @@ func doPatch(vmoptionsPath string, destinationPath string, keyIndex int) {
 			return
 		}
 
-		jarfileContent, _ := resources.ReadFile(filepath.Join("resources", agentName))
+		jarfileContent, _ := resources.ReadFile("resources/" + agentName)
 		fpJarfile.Write(jarfileContent)
 		fpJarfile.Close()
 	}
@@ -77,7 +77,7 @@ func doPatch(vmoptionsPath string, destinationPath string, keyIndex int) {
 
 	keyPath := filepath.Join(destinationDir, key.Name())
 	fpKey, _ := os.Create(keyPath)
-	keyContent, _ := resources.ReadFile(filepath.Join("resources", "keys", key.Name()))
+	keyContent, _ := resources.ReadFile("resources/keys/" + key.Name())
 	fpKey.Write(keyContent)
 	fpKey.Close()
 
diff --git a/src/patchers/linux.go b/src/patchers/linux.go
new file mode 100644
index 0000000..ac10a0d
--- /dev/null
+++ b/src/patchers/linux.go
@@ -0,0 +1,12 @@
+package patchers
+
+type PatcherToolLinux struct {
+	PatcherTool
+}
+
+func (p PatcherToolLinux) FindDirectories() ([]string, []string) {
+	files := findVmoptionsFiles([]string{"/home", "/opt"})
+	appdataDirs := findLinuxAppdataDirs()
+
+	return files, appdataDirs
+}
diff --git a/src/patchers/patcher.go b/src/patchers/patcher.go
index 8686352..6994fe5 100644
--- a/src/patchers/patcher.go
+++ b/src/patchers/patcher.go
@@ -25,22 +25,3 @@ func (p Patcher) GetTool() PatcherTool {
 
 	return p.Tool
 }
-
-type PatcherToolWindows struct {
-	PatcherTool
-}
-
-func (p PatcherToolWindows) FindDirectories() ([]string, []string) {
-	panic("not implemented")
-}
-
-type PatcherToolLinux struct {
-	PatcherTool
-}
-
-func (p PatcherToolLinux) FindDirectories() ([]string, []string) {
-	files := findVmoptionsFiles([]string{"/home", "/opt"})
-	appdataDirs := findLinuxAppdataDirs()
-
-	return files, appdataDirs
-}
diff --git a/src/patchers/windows.go b/src/patchers/windows.go
new file mode 100644
index 0000000..9b290d1
--- /dev/null
+++ b/src/patchers/windows.go
@@ -0,0 +1,27 @@
+package patchers
+
+import "os"
+
+type PatcherToolWindows struct {
+	PatcherTool
+}
+
+func (p PatcherToolWindows) FindDirectories() ([]string, []string) {
+	configDir, _ := os.UserConfigDir()
+	var programfilesDirectories = []string{}
+	programfilesDir := os.Getenv("programfiles")
+	if programfilesDir != "" {
+		programfilesDirectories = append(programfilesDirectories, programfilesDir)
+	}
+
+	programfilesDir = os.Getenv("programfiles(x86)")
+	if programfilesDir != "" {
+		programfilesDirectories = append(programfilesDirectories, programfilesDir)
+	}
+
+	_ = programfilesDir
+	files := findVmoptionsFiles(programfilesDirectories)
+	appdata_dirs := findAppdataDirs(configDir)
+
+	return files, appdata_dirs
+}