diff --git a/app/build.gradle b/app/build.gradle
index 1fa0410597..6741172759 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -489,7 +489,7 @@ dependencies {
     def badge_version = "1.1.22"
     def bugsnag_version = "5.28.2"
     def biweekly_version = "0.6.6"
-    def vcard_version = "0.11.3"
+    def vcard_version = "0.12.1"
     def relinker_version = "1.4.5"
     def markwon_version = "4.6.2"
     def bouncycastle_version = "1.76"
diff --git a/app/src/main/java/eu/faircode/email/MessageHelper.java b/app/src/main/java/eu/faircode/email/MessageHelper.java
index ba472f9bf8..4e265c0465 100644
--- a/app/src/main/java/eu/faircode/email/MessageHelper.java
+++ b/app/src/main/java/eu/faircode/email/MessageHelper.java
@@ -1267,8 +1267,10 @@ public class MessageHelper {
                             attachment.id = db.attachment().insertAttachment(attachment);
 
                             File file = attachment.getFile(context);
-                            try (VCardWriter writer = new VCardWriter(file, VCardVersion.V3_0)) {
-                                writer.write(vcard);
+                            try (OutputStream os = new FileOutputStream(file)) {
+                                try (VCardWriter writer = new VCardWriter(os, VCardVersion.V3_0)) {
+                                    writer.write(vcard);
+                                }
                             }
 
                             attachment.size = file.length();