diff --git a/decompress.go b/decompress.go
new file mode 100644
index 000000000..061b1d55f
--- /dev/null
+++ b/decompress.go
@@ -0,0 +1,23 @@
+package httpexpect
+
+import (
+	"bytes"
+	"compress/gzip"
+	"io/ioutil"
+)
+
+// DecompressGZIP decompresses a GZIP compressed string and returns the original string
+func DecompressGZIP(compressedData []byte) (string, error) {
+	reader, err := gzip.NewReader(bytes.NewBuffer(compressedData))
+	if err != nil {
+		return "", err
+	}
+	defer reader.Close()
+
+	decompressedData, err := ioutil.ReadAll(reader)
+	if err != nil {
+		return "", err
+	}
+
+	return string(decompressedData), nil
+}
diff --git a/decompress_test.go b/decompress_test.go
new file mode 100644
index 000000000..25dfc6e17
--- /dev/null
+++ b/decompress_test.go
@@ -0,0 +1,46 @@
+package httpexpect
+
+import (
+	"bytes"
+	"compress/gzip"
+	"testing"
+)
+
+// Helper function to compress a string (for testing purposes)
+func compressString(input string) ([]byte, error) {
+	var buf bytes.Buffer
+	writer := gzip.NewWriter(&buf)
+
+	_, err := writer.Write([]byte(input))
+	if err != nil {
+		return nil, err
+	}
+
+	err = writer.Close()
+	if err != nil {
+		return nil, err
+	}
+
+	return buf.Bytes(), nil
+}
+
+func TestDecompressGZIP(t *testing.T) {
+	originalText := "Hello, this is a test string for decompression."
+
+	// First, compress the original text
+	compressedData, err := compressString(originalText)
+	if err != nil {
+		t.Fatalf("Failed to compress string: %v", err)
+	}
+
+	// Now, decompress it using your function
+	decompressedText, err := DecompressGZIP(compressedData)
+	if err != nil {
+		t.Fatalf("Failed to decompress string: %v", err)
+	}
+
+	// Verify
+	if decompressedText != originalText {
+		t.Errorf("Expected %q but got %q", originalText, decompressedText)
+	}
+}