bugfix for multithreaded environments
diff --git a/src/test/java/de/ids_mannheim/korap/filter/TestKorapCollectionJSON.java b/src/test/java/de/ids_mannheim/korap/filter/TestKorapCollectionJSON.java
index 4296da4..2d10b6f 100644
--- a/src/test/java/de/ids_mannheim/korap/filter/TestKorapCollectionJSON.java
+++ b/src/test/java/de/ids_mannheim/korap/filter/TestKorapCollectionJSON.java
@@ -50,7 +50,8 @@
 		contentBuilder.append(str);
 	    };
 	    in.close();
-	} catch (IOException e) {
+	}
+	catch (IOException e) {
 	    fail(e.getMessage());
 	}
 	return contentBuilder.toString();