diff --git a/third_party/protobuf/3.13.0.patch b/third_party/protobuf/3.13.0.patch
deleted file mode 100644
index bde8684b82d54d..00000000000000
--- a/third_party/protobuf/3.13.0.patch
+++ /dev/null
@@ -1,40 +0,0 @@
-diff --git a/BUILD b/BUILD
-index 224c8fce1..cde9d9d5e 100644
---- a/BUILD
-+++ b/BUILD
-@@ -50,7 +50,7 @@ GTEST_MAIN = select({
- # ZLIB configuration
- ################################################################################
-
--ZLIB_DEPS = ["@zlib//:zlib"]
-+ZLIB_DEPS = ["@io_bazel//third_party/zlib"]
-
- ################################################################################
- # Protobuf Runtime Library
-@@ -845,7 +845,7 @@ py_proto_library(
-     py_extra_srcs = glob(["python/**/__init__.py"]),
-     py_libs = [
-         ":python_srcs",
--        "@six//:six",
-+        "@io_bazel//third_party/py/six",
-     ],
-     srcs_version = "PY2AND3",
-     visibility = ["//visibility:public"],
-diff --git a/java/util/BUILD b/java/util/BUILD
-index cfdb28e2e..3705fdbe3 100644
---- a/java/util/BUILD
-+++ b/java/util/BUILD
-@@ -11,10 +11,10 @@ java_library(
-     ],
-     visibility = ["//visibility:public"],
-     deps = [
--        "//external:error_prone_annotations",
--        "//external:gson",
--        "//external:guava",
-         "//java/core",
-         "//java/lite",
-+        "@io_bazel//third_party:error_prone_annotations",
-+        "@io_bazel//third_party:guava",
-+        "@io_bazel//third_party:gson",
-     ],
- )
diff --git a/third_party/protobuf/BUILD b/third_party/protobuf/BUILD
index 9083d4b3b39f35..04f8dabfa25520 100644
--- a/third_party/protobuf/BUILD
+++ b/third_party/protobuf/BUILD
@@ -1,7 +1,6 @@
 licenses(["notice"])
 
 exports_files([
-    "3.11.3.patch",
     "3.19.2.patch",
     "3.19.2.bzlmod.patch",
 ])