diff --git a/src/test/java/otter/jet/plaintext/PlainTextMessageReaderTest.java b/src/test/java/otter/jet/plaintext/PlainTextMessageReaderTest.java
index 4809f12..5d795d0 100644
--- a/src/test/java/otter/jet/plaintext/PlainTextMessageReaderTest.java
+++ b/src/test/java/otter/jet/plaintext/PlainTextMessageReaderTest.java
@@ -21,7 +21,7 @@
 import otter.jet.store.Filters;
 import otter.jet.store.MessageStore;
 
-@TestPropertySource(properties = {"read.mode=plaintext", "read.subject=plaintext"})
+@TestPropertySource(properties = {"read.mode=plaintext", "read.subject=plaintext", "read.beginTimestamp="})
 class PlainTextMessageReaderTest extends AbstractIntegrationTest {
 
   private static final LocalDateTime ignoredMessageTimestamp =
diff --git a/src/test/java/otter/jet/proto/AnyProtoMessageReaderTest.java b/src/test/java/otter/jet/proto/AnyProtoMessageReaderTest.java
index e42e751..5f3ee49 100644
--- a/src/test/java/otter/jet/proto/AnyProtoMessageReaderTest.java
+++ b/src/test/java/otter/jet/proto/AnyProtoMessageReaderTest.java
@@ -28,7 +28,8 @@
     properties = {
       "read.mode=proto",
       "read.subject=any_person",
-      "read.proto.pathToDescriptor=src/test/resources/person.desc"
+      "read.proto.pathToDescriptor=src/test/resources/person.desc",
+      "read.beginTimestamp="
     })
 class AnyProtoMessageReaderTest extends AbstractIntegrationTest {
 
diff --git a/src/test/java/otter/jet/proto/SimpleProtoMessageReaderTest.java b/src/test/java/otter/jet/proto/SimpleProtoMessageReaderTest.java
index ec6d3a3..0927859 100644
--- a/src/test/java/otter/jet/proto/SimpleProtoMessageReaderTest.java
+++ b/src/test/java/otter/jet/proto/SimpleProtoMessageReaderTest.java
@@ -28,7 +28,8 @@
       "read.mode=proto",
       "read.subject=typed_person",
       "read.proto.messageTypeName=protobuf.Person",
-      "read.proto.pathToDescriptor=src/test/resources/person.desc"
+      "read.proto.pathToDescriptor=src/test/resources/person.desc",
+      "read.beginTimestamp="
     })
 class SimpleProtoMessageReaderTest extends AbstractIntegrationTest {
 
diff --git a/src/test/resources/application-local.yml b/src/test/resources/application-local.yml
index 3c3b48b..adf5b63 100644
--- a/src/test/resources/application-local.yml
+++ b/src/test/resources/application-local.yml
@@ -1,5 +1,6 @@
 read:
   mode: "proto"
+  beginTimestamp: ""
   proto:
     pathToDescriptor: "src/test/resources/person.desc"
   subject: "*"