diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/PushAll.java b/src/main/java/com/googlesource/gerrit/plugins/replication/PushAll.java
index 19ae420..80fc210 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/PushAll.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/PushAll.java
@@ -83,7 +83,7 @@
           replication.scheduleFullSync(nameKey, urlMatch, refName, remotesToConsider, state, now);
         }
       }
-    } catch (Exception e) {
+    } catch (RuntimeException e) {
       stateLog.error("Cannot enumerate known projects", e, state);
     }
     state.markAllPushTasksScheduled();
diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java b/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java
index 9827091..2ff785e 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java
@@ -392,7 +392,7 @@
       }
       try {
         synchronizePendingEvents(Prune.TRUE);
-      } catch (Exception e) {
+      } catch (RuntimeException e) {
         repLog.atSevere().withCause(e).log("error distributing tasks");
       }
     }