diff --git a/F-Droid/src/org/fdroid/fdroid/net/AsyncDownloaderFromAndroid.java b/F-Droid/src/org/fdroid/fdroid/net/AsyncDownloaderFromAndroid.java
index 0cfef0d19..e2a009269 100644
--- a/F-Droid/src/org/fdroid/fdroid/net/AsyncDownloaderFromAndroid.java
+++ b/F-Droid/src/org/fdroid/fdroid/net/AsyncDownloaderFromAndroid.java
@@ -122,6 +122,7 @@ public class AsyncDownloaderFromAndroid implements AsyncDownloader {
                     try {
                         Thread.sleep(1000);
                     } catch (Exception e) {
+                        // ignore
                     }
                     sendProgress(getBytesRead(), getTotalBytes());
                 }
diff --git a/F-Droid/src/org/fdroid/fdroid/net/HttpDownloader.java b/F-Droid/src/org/fdroid/fdroid/net/HttpDownloader.java
index d2a58defc..3796b5d7e 100644
--- a/F-Droid/src/org/fdroid/fdroid/net/HttpDownloader.java
+++ b/F-Droid/src/org/fdroid/fdroid/net/HttpDownloader.java
@@ -169,6 +169,7 @@ public class HttpDownloader extends Downloader {
             if (stream != null)
                 stream.close();
         } catch (IOException e) {
+            // ignore
         }
 
         connection.disconnect();
diff --git a/F-Droid/src/org/fdroid/fdroid/net/bluetooth/httpish/Request.java b/F-Droid/src/org/fdroid/fdroid/net/bluetooth/httpish/Request.java
index 61c6bb2ff..8ed354478 100644
--- a/F-Droid/src/org/fdroid/fdroid/net/bluetooth/httpish/Request.java
+++ b/F-Droid/src/org/fdroid/fdroid/net/bluetooth/httpish/Request.java
@@ -154,7 +154,9 @@ public final class Request {
 
             try {
                 Thread.sleep(100);
-            } catch (Exception e) { }
+            } catch (Exception e) {
+                // ignore
+            }
         }
 
         return line;