diff --git a/examples/grpc_example/Package.resolved b/examples/grpc_example/Package.resolved
index 0203f7e2a..9c17fd03a 100644
--- a/examples/grpc_example/Package.resolved
+++ b/examples/grpc_example/Package.resolved
@@ -95,8 +95,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-protobuf.git",
       "state" : {
-        "revision" : "9f0c76544701845ad98716f3f6a774a892152bcb",
-        "version" : "1.26.0"
+        "revision" : "88c7d15e1242fdb6ecbafbc7926426a19be1e98a",
+        "version" : "1.20.2"
       }
     },
     {
diff --git a/examples/grpc_example/Package.swift b/examples/grpc_example/Package.swift
index dd159960c..5680ded2e 100644
--- a/examples/grpc_example/Package.swift
+++ b/examples/grpc_example/Package.swift
@@ -5,7 +5,7 @@ import PackageDescription
 let package = Package(
     name: "grpc_example",
     dependencies: [
-        .package(url: "https://github.com/grpc/grpc-swift.git", from: "1.15.0"),
-        .package(url: "https://github.com/apple/swift-protobuf.git", from: "1.25.2"),
+        .package(url: "https://github.com/grpc/grpc-swift.git", exact: "1.22.0"),
+        .package(url: "https://github.com/apple/swift-protobuf.git", exact: "1.20.2"),
     ]
 )
diff --git a/examples/grpc_example/swift_deps_index.json b/examples/grpc_example/swift_deps_index.json
index 0c57e479d..8d1f326cc 100644
--- a/examples/grpc_example/swift_deps_index.json
+++ b/examples/grpc_example/swift_deps_index.json
@@ -1157,9 +1157,9 @@
       "name": "swiftpkg_swift_protobuf",
       "identity": "swift-protobuf",
       "remote": {
-        "commit": "9f0c76544701845ad98716f3f6a774a892152bcb",
+        "commit": "88c7d15e1242fdb6ecbafbc7926426a19be1e98a",
         "remote": "https://github.com/apple/swift-protobuf.git",
-        "version": "1.26.0"
+        "version": "1.20.2"
       }
     },
     {
diff --git a/examples/grpc_package_example/Package.resolved b/examples/grpc_package_example/Package.resolved
index 0203f7e2a..9c17fd03a 100644
--- a/examples/grpc_package_example/Package.resolved
+++ b/examples/grpc_package_example/Package.resolved
@@ -95,8 +95,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-protobuf.git",
       "state" : {
-        "revision" : "9f0c76544701845ad98716f3f6a774a892152bcb",
-        "version" : "1.26.0"
+        "revision" : "88c7d15e1242fdb6ecbafbc7926426a19be1e98a",
+        "version" : "1.20.2"
       }
     },
     {
diff --git a/examples/grpc_package_example/Package.swift b/examples/grpc_package_example/Package.swift
index dd159960c..5680ded2e 100644
--- a/examples/grpc_package_example/Package.swift
+++ b/examples/grpc_package_example/Package.swift
@@ -5,7 +5,7 @@ import PackageDescription
 let package = Package(
     name: "grpc_example",
     dependencies: [
-        .package(url: "https://github.com/grpc/grpc-swift.git", from: "1.15.0"),
-        .package(url: "https://github.com/apple/swift-protobuf.git", from: "1.25.2"),
+        .package(url: "https://github.com/grpc/grpc-swift.git", exact: "1.22.0"),
+        .package(url: "https://github.com/apple/swift-protobuf.git", exact: "1.20.2"),
     ]
 )
diff --git a/examples/grpc_package_example/swift_deps_index.json b/examples/grpc_package_example/swift_deps_index.json
index 0c57e479d..8d1f326cc 100644
--- a/examples/grpc_package_example/swift_deps_index.json
+++ b/examples/grpc_package_example/swift_deps_index.json
@@ -1157,9 +1157,9 @@
       "name": "swiftpkg_swift_protobuf",
       "identity": "swift-protobuf",
       "remote": {
-        "commit": "9f0c76544701845ad98716f3f6a774a892152bcb",
+        "commit": "88c7d15e1242fdb6ecbafbc7926426a19be1e98a",
         "remote": "https://github.com/apple/swift-protobuf.git",
-        "version": "1.26.0"
+        "version": "1.20.2"
       }
     },
     {