diff --git a/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/InvokeGRPC.java b/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/InvokeGRPC.java
index e97ee47661..e6c787c9b8 100644
--- a/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/InvokeGRPC.java
+++ b/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/InvokeGRPC.java
@@ -45,6 +45,7 @@ import org.apache.nifi.processor.exception.ProcessException;
 import org.apache.nifi.processor.util.StandardValidators;
 import org.apache.nifi.processors.grpc.ssl.SslContextProvider;
 import org.apache.nifi.ssl.SSLContextService;
+import org.apache.nifi.annotation.documentation.DeprecationNotice;
 
 import java.io.InputStream;
 import java.net.InetAddress;
@@ -74,6 +75,7 @@ import java.util.concurrent.atomic.AtomicReference;
         @WritesAttribute(attribute = "invokegrpc.java.exception.class", description = "The Java exception class raised when the processor fails"),
         @WritesAttribute(attribute = "invokegrpc.java.exception.message", description = "The Java exception message raised when the processor fails"),
 })
+@DeprecationNotice(reason = "No planned alternatives to be offered. Use custom processors instead.")
 public class InvokeGRPC extends AbstractProcessor {
     public static final String RESPONSE_CODE = "invokegrpc.response.code";
     public static final String RESPONSE_BODY = "invokegrpc.response.body";
diff --git a/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/ListenGRPC.java b/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/ListenGRPC.java
index 5e059a13d1..f04ecd3689 100644
--- a/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/ListenGRPC.java
+++ b/nifi-nar-bundles/nifi-grpc-bundle/nifi-grpc-processors/src/main/java/org/apache/nifi/processors/grpc/ListenGRPC.java
@@ -45,6 +45,7 @@ import org.apache.nifi.processors.grpc.ssl.SslContextProvider;
 import org.apache.nifi.processors.grpc.util.BackpressureChecker;
 import org.apache.nifi.ssl.RestrictedSSLContextService;
 import org.apache.nifi.ssl.SSLContextService;
+import org.apache.nifi.annotation.documentation.DeprecationNotice;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -65,6 +66,7 @@ import java.util.regex.Pattern;
         @WritesAttribute(attribute = GRPCAttributeNames.REMOTE_USER_DN, description = "The DN of the user who sent the FlowFile to this NiFi"),
         @WritesAttribute(attribute = GRPCAttributeNames.REMOTE_HOST, description = "The IP of the client who sent the FlowFile to this NiFi")
 })
+@DeprecationNotice(reason = "No planned alternatives to be offered. Use custom processors instead.")
 public class ListenGRPC extends AbstractSessionFactoryProcessor {
 
     // properties
diff --git a/nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/test/java/org/apache/nifi/processors/standard/TestExecuteStreamCommand.java b/nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/test/java/org/apache/nifi/processors/standard/TestExecuteStreamCommand.java
index d4f7fac4ab..3b0d29ca86 100644
--- a/nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/test/java/org/apache/nifi/processors/standard/TestExecuteStreamCommand.java
+++ b/nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/test/java/org/apache/nifi/processors/standard/TestExecuteStreamCommand.java
@@ -175,7 +175,7 @@ public class TestExecuteStreamCommand {
         List<MockFlowFile> flowFiles = controller.getFlowFilesForRelationship(ExecuteStreamCommand.NONZERO_STATUS_RELATIONSHIP);
         MockFlowFile flowFile = flowFiles.get(0);
         assertEquals(0, flowFile.getSize());
-        assertEquals("Error: Unable to access jarfile", flowFile.getAttribute("execution.error").substring(0, 31));
+        assertTrue(flowFile.getAttribute("execution.error").contains("Error: Unable to access jarfile"));
         assertTrue(flowFile.isPenalized());
     }
 
@@ -208,7 +208,7 @@ public class TestExecuteStreamCommand {
         List<MockFlowFile> flowFiles = controller.getFlowFilesForRelationship(ExecuteStreamCommand.NONZERO_STATUS_RELATIONSHIP);
         MockFlowFile flowFile = flowFiles.get(0);
         assertEquals(0, flowFile.getSize());
-        assertEquals("Error: Unable to access jarfile", flowFile.getAttribute("execution.error").substring(0, 31));
+        assertTrue(flowFile.getAttribute("execution.error").contains("Error: Unable to access jarfile"));
         assertTrue(flowFile.isPenalized());
     }