diff --git a/test/e2e/proxy_test.go b/test/e2e/proxy_test.go
index e5ff7a86e6..1f62b6141b 100644
--- a/test/e2e/proxy_test.go
+++ b/test/e2e/proxy_test.go
@@ -561,7 +561,7 @@ func generateCertificate() (string, error) {
 		ExtKeyUsage:  []x509.ExtKeyUsage{x509.ExtKeyUsageClientAuth, x509.ExtKeyUsageServerAuth},
 		KeyUsage:     x509.KeyUsageDigitalSignature,
 	}
-	certPrivKey, err := rsa.GenerateKey(rand.Reader, 1024)
+	certPrivKey, err := rsa.GenerateKey(rand.Reader, 2048)
 	if err != nil {
 		return "", err
 	}
diff --git a/test/e2e/secrets_test.go b/test/e2e/secrets_test.go
index 783238eb58..4b201802fe 100644
--- a/test/e2e/secrets_test.go
+++ b/test/e2e/secrets_test.go
@@ -208,7 +208,7 @@ func (tc *testContext) waitForBYOHPrivateKeyUpdate() error {
 // generatePrivateKey generates a random RSA private key
 func generatePrivateKey() ([]byte, error) {
 	var keyData []byte
-	key, err := rsa.GenerateKey(rand.Reader, 1024)
+	key, err := rsa.GenerateKey(rand.Reader, 2048)
 	if err != nil {
 		return nil, fmt.Errorf("error generating key: %w", err)
 	}