minor: insert missing space

1 files changed, 1 insertions, 1 deletions

diff --git a/vespajlib/src/test/java/com/yahoo/stream/CustomCollectorsTest.java b/vespajlib/src/test/java/com/yahoo/stream/CustomCollectorsTest.java
index 8cf225c1e34..08a7a22b8c4 100644
--- a/vespajlib/src/test/java/com/yahoo/stream/CustomCollectorsTest.java
+++ b/vespajlib/src/test/java/com/yahoo/stream/CustomCollectorsTest.java
@@ -23,7 +23,7 @@ import static org.junit.Assert.assertEquals;
 public class CustomCollectorsTest {
 
     @Rule
-    public ExpectedException thrown= ExpectedException.none();
+    public ExpectedException thrown = ExpectedException.none();
 
     @Test
     public void linked_map_collector_returns_map_with_insertion_order() {