diff --git a/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java b/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
index 173d29634..9f2bd327a 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java
@@ -226,6 +226,7 @@ public class HttpDownloadConnection implements Transferable {
 					connection = (HttpURLConnection) mUrl.openConnection();
 				}
 				connection.setRequestMethod("HEAD");
+				connection.setUseCaches(false);
 				Log.d(Config.LOGTAG, "url: " + connection.getURL().toString());
 				Log.d(Config.LOGTAG, "connection: " + connection.toString());
 				connection.setRequestProperty("User-Agent", mXmppConnectionService.getIqGenerator().getIdentityName());
@@ -295,6 +296,7 @@ public class HttpDownloadConnection implements Transferable {
 				if (connection instanceof HttpsURLConnection) {
 					mHttpConnectionManager.setupTrustManager((HttpsURLConnection) connection, interactive);
 				}
+				connection.setUseCaches(false);
 				connection.setRequestProperty("User-Agent", mXmppConnectionService.getIqGenerator().getIdentityName());
 				final boolean tryResume = file.exists() && file.getKey() == null && file.getSize() > 0;
 				long resumeSize = 0;
diff --git a/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java b/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java
index ea5c176a0..4f72baf03 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpUploadConnection.java
@@ -186,6 +186,7 @@ public class HttpUploadConnection implements Transferable {
 			if (connection instanceof HttpsURLConnection) {
 				mHttpConnectionManager.setupTrustManager((HttpsURLConnection) connection, true);
 			}
+			connection.setUseCaches(false);
 			connection.setRequestMethod("PUT");
 			connection.setFixedLengthStreamingMode(expectedFileSize);
 			connection.setRequestProperty("Content-Type", mime == null ? "application/octet-stream" : mime);