diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
index 95c2ae8..4055543 100644
--- a/.github/FUNDING.yml
+++ b/.github/FUNDING.yml
@@ -1 +1,2 @@
 github: [c-loftus]
+custom: ["https://www.paypal.com/paypalme/coltonloftus"]
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
index ec51078..9df6679 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,5 +1,6 @@
 {
     "editor.formatOnType": true,
     // hide git ignored files
-    "explorer.excludeGitIgnore": false
+    "explorer.excludeGitIgnore": false,
+    "go.testFlags": ["-count=1"] // disable caching for go tests
 }
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 9946d5e..d846e94 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 # docker build -t quickpiperaudiobook .
 # docker run quickpiperaudiobook /app/examples/lorem_ipsum.txt
 
-FROM --platform=linux/amd64 golang:latest as build
+FROM --platform=linux/amd64 golang:1.22 as build
 
 WORKDIR /app
 
diff --git a/cli/cli.go b/cli/cli.go
index 2b6c3b6..ae712a1 100644
--- a/cli/cli.go
+++ b/cli/cli.go
@@ -146,6 +146,9 @@ func RunCLI() {
 	if err != nil {
 		fmt.Printf("Error: %v\n", err)
 		ctx.FatalIfErrorf(err)
+	} else if data == nil {
+		fmt.Println("After converting" + cli.Input + "to txt, no data was generated.")
+		return
 	} else {
 		fmt.Println("Text conversion completed successfully.")
 	}
diff --git a/cli/e2e_test.go b/cli/e2e_test.go
index 5a0ba1e..f445a72 100644
--- a/cli/e2e_test.go
+++ b/cli/e2e_test.go
@@ -12,3 +12,11 @@ func TestCLI(t *testing.T) {
 	os.Args = append(os.Args, "https://example-files.online-convert.com/document/txt/example.txt")
 	RunCLI()
 }
+
+func TestCLIWithDiacritics(t *testing.T) {
+	// reset all cli args, since the golang testing framework changes them
+	os.RemoveAll(configDir)
+	os.Args = os.Args[:1]
+	os.Args = append(os.Args, "https://example-files.online-convert.com/document/txt/example.txt", "--speak-diacritics")
+	RunCLI()
+}
diff --git a/lib/piper.go b/lib/piper.go
index a6c62c3..05203b9 100644
--- a/lib/piper.go
+++ b/lib/piper.go
@@ -16,8 +16,11 @@ import (
 	"github.com/gen2brain/beeep"
 )
 
-func RunPiper(filename string, // we need to have the filename here since the file passed in is a tmp file and a dummy name
-	model string, file *os.File, outdir string) error {
+func RunPiper(
+	filename string, // filename must be specified since the file passed in is a tmp file and a dummy name
+	model string, // piper model used
+	file *os.File, // file with text to convert
+	outdir string) error {
 
 	// Debugging: Read file content to check if it's empty
 	fileContent, err := io.ReadAll(file)
diff --git a/lib/textProcessing.go b/lib/textProcessing.go
index a8cd5e4..ae2cc83 100644
--- a/lib/textProcessing.go
+++ b/lib/textProcessing.go
@@ -12,11 +12,11 @@ import (
 
 func RemoveDiacritics(file *os.File) (*os.File, error) {
 	if file == nil {
-		return nil, fmt.Errorf("file is nil")
+		return nil, fmt.Errorf("file to remove diacritics from is nil")
 	}
 
 	// Create a temporary file for the output
-	tmpFile, err := os.CreateTemp("", "diacritics-removed-*.txt")
+	tmpFile, err := os.CreateTemp("/tmp/", "diacritics-removed-*.txt")
 	if err != nil {
 		return nil, fmt.Errorf("failed to create temporary file: %v", err)
 	}
@@ -106,8 +106,6 @@ func GetConvertedRawText(inputPath string) (*os.File, error) {
 	if err != nil {
 		return nil, fmt.Errorf("failed to create temporary file: %v", err)
 	}
-	defer tmpFile.Close()
-
 	c := color.New(color.Bold, color.FgMagenta)
 	c.Println("Converting " + filepath.Base(inputPath) + " to the proper intermediary text format...")
 
diff --git a/lib/textProcessing_test.go b/lib/textProcessing_test.go
index 6cda31a..ff2c1e9 100644
--- a/lib/textProcessing_test.go
+++ b/lib/textProcessing_test.go
@@ -2,6 +2,7 @@ package lib
 
 import (
 	"os"
+	"path/filepath"
 	"testing"
 )
 
@@ -88,7 +89,42 @@ func TestRemoveDiacritics_FileNotExist(t *testing.T) {
 		t.Fatal("expected error but got nil")
 	}
 
-	if err.Error() != "file is nil" {
+	if err.Error() != "file to remove diacritics from is nil" {
 		t.Errorf("unexpected error: got %v, want %v", err.Error(), "file is nil")
 	}
 }
+
+func TestPiperWithRemovedDiacritics(t *testing.T) {
+	homeDir, _ := os.UserHomeDir()
+	path := filepath.Join(homeDir, ".config/QuickPiperAudiobook")
+
+	if !PiperIsInstalled(path) {
+		if err := InstallPiper(path); err != nil {
+			t.Fatalf("error installing piper: %v", err)
+		}
+	}
+
+	model := "en_US-hfc_male-medium.onnx"
+	if err := DownloadModelIfNotExists(model, "."); err != nil {
+		t.Fatalf("error grabbing model: %v", err)
+	}
+
+	// read in test_diacritics.txt
+	inputFile, err := os.Open("test_diacritics.txt")
+	if err != nil {
+		t.Fatalf("failed to open input file: %v", err)
+	}
+	defer inputFile.Close()
+
+	// Call RemoveDiacritics function
+	outputFile, err := RemoveDiacritics(inputFile)
+	if err != nil {
+		t.Fatalf("RemoveDiacritics failed: %v", err)
+	}
+	defer os.Remove(outputFile.Name())
+
+	if err := RunPiper("test_diacritics.txt", model, outputFile, "/tmp/"); err != nil {
+		t.Fatalf("error running piper: %v", err)
+	}
+
+}