diff --git a/samples/grpc-client/build.gradle b/samples/grpc-client/build.gradle
index 056b975..6b59a0c 100644
--- a/samples/grpc-client/build.gradle
+++ b/samples/grpc-client/build.gradle
@@ -50,7 +50,10 @@ protobuf {
 	}
 	generateProtoTasks {
 		all()*.plugins {
-			grpc {}
+			grpc {
+				option 'jakarta_omit'
+				option '@generated=omit'
+			}
 		}
 	}
 }
diff --git a/samples/grpc-oauth2/build.gradle b/samples/grpc-oauth2/build.gradle
index a7de0f0..ea12656 100644
--- a/samples/grpc-oauth2/build.gradle
+++ b/samples/grpc-oauth2/build.gradle
@@ -60,7 +60,10 @@ protobuf {
 	}
 	generateProtoTasks {
 		all()*.plugins {
-			grpc {}
+			grpc {
+				option 'jakarta_omit'
+				option '@generated=omit'
+			}
 		}
 	}
 }
diff --git a/samples/grpc-reactive/build.gradle b/samples/grpc-reactive/build.gradle
index 4c5d284..fbf9ca0 100644
--- a/samples/grpc-reactive/build.gradle
+++ b/samples/grpc-reactive/build.gradle
@@ -61,7 +61,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
             reactor {}
         }
     }
diff --git a/samples/grpc-secure/build.gradle b/samples/grpc-secure/build.gradle
index ddf50e6..7e933b2 100644
--- a/samples/grpc-secure/build.gradle
+++ b/samples/grpc-secure/build.gradle
@@ -53,7 +53,10 @@ protobuf {
 	}
 	generateProtoTasks {
 		all()*.plugins {
-			grpc {}
+			grpc {
+				option 'jakarta_omit'
+				option '@generated=omit'
+			}
 		}
 	}
 }
diff --git a/samples/grpc-server-kotlin/build.gradle b/samples/grpc-server-kotlin/build.gradle
index 7f57fac..f4ecd82 100644
--- a/samples/grpc-server-kotlin/build.gradle
+++ b/samples/grpc-server-kotlin/build.gradle
@@ -68,7 +68,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
             grpckt {
                 outputSubDir = "kotlin"
             }
diff --git a/samples/grpc-server-netty-shaded/build.gradle b/samples/grpc-server-netty-shaded/build.gradle
index a349676..e43dd7f 100644
--- a/samples/grpc-server-netty-shaded/build.gradle
+++ b/samples/grpc-server-netty-shaded/build.gradle
@@ -58,7 +58,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
         }
     }
 }
diff --git a/samples/grpc-server/build.gradle b/samples/grpc-server/build.gradle
index 4870582..55655d3 100644
--- a/samples/grpc-server/build.gradle
+++ b/samples/grpc-server/build.gradle
@@ -54,7 +54,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
         }
     }
 }
diff --git a/samples/grpc-tomcat-secure/build.gradle b/samples/grpc-tomcat-secure/build.gradle
index 4d01267..d9275cf 100644
--- a/samples/grpc-tomcat-secure/build.gradle
+++ b/samples/grpc-tomcat-secure/build.gradle
@@ -54,7 +54,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
         }
     }
 }
diff --git a/samples/grpc-tomcat/build.gradle b/samples/grpc-tomcat/build.gradle
index 1c92ecc..81f0e12 100644
--- a/samples/grpc-tomcat/build.gradle
+++ b/samples/grpc-tomcat/build.gradle
@@ -54,7 +54,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
         }
     }
 }
diff --git a/samples/grpc-webflux/build.gradle b/samples/grpc-webflux/build.gradle
index 698c013..ca49d69 100644
--- a/samples/grpc-webflux/build.gradle
+++ b/samples/grpc-webflux/build.gradle
@@ -53,7 +53,10 @@ protobuf {
     }
     generateProtoTasks {
         all()*.plugins {
-            grpc {}
+            grpc {
+                option 'jakarta_omit'
+                option '@generated=omit'
+            }
         }
     }
 }