diff --git a/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageCaptionsSampleTest.java b/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageCaptionsSampleTest.java
index 889d3abc735..f18c5bc18e8 100644
--- a/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageCaptionsSampleTest.java
+++ b/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageCaptionsSampleTest.java
@@ -23,6 +23,7 @@
 import com.google.protobuf.Value;
 import java.io.IOException;
 import org.junit.BeforeClass;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
@@ -46,6 +47,7 @@ public static void checkRequirements() {
   }
 
   @Test
+  @Ignore("b/452720552")
   public void testGetShortFormImageCaptionsSample() throws IOException {
     PredictResponse response =
         GetShortFormImageCaptionsSample.getShortFormImageCaptions(
diff --git a/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageResponsesSampleTest.java b/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageResponsesSampleTest.java
index 2a675df8fc3..a1329fab2d7 100644
--- a/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageResponsesSampleTest.java
+++ b/aiplatform/src/test/java/aiplatform/imagen/GetShortFormImageResponsesSampleTest.java
@@ -23,6 +23,7 @@
 import com.google.protobuf.Value;
 import java.io.IOException;
 import org.junit.BeforeClass;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
@@ -47,6 +48,7 @@ public static void checkRequirements() {
   }
 
   @Test
+  @Ignore("b/452720552")
   public void testGetShortFormImageResponsesSample() throws IOException {
     PredictResponse response =
         GetShortFormImageResponsesSample.getShortFormImageResponses(