diff --git a/drivers/p4runtime/src/main/java/org/onosproject/drivers/p4runtime/P4RuntimeActionGroupProgrammable.java b/drivers/p4runtime/src/main/java/org/onosproject/drivers/p4runtime/P4RuntimeActionGroupProgrammable.java
index 213947c..45be79e 100644
--- a/drivers/p4runtime/src/main/java/org/onosproject/drivers/p4runtime/P4RuntimeActionGroupProgrammable.java
+++ b/drivers/p4runtime/src/main/java/org/onosproject/drivers/p4runtime/P4RuntimeActionGroupProgrammable.java
@@ -272,7 +272,7 @@
             return null;
         }
         if (!translatedEntity.get().translated().equals(piGroup)) {
-            log.warn("Group obtained from device {} is different from the one in" +
+            log.warn("Group obtained from device {} is different from the one in " +
                              "translation store: device={}, store={}",
                      deviceId, piGroup, translatedEntity.get().translated());
             return null;