diff --git a/packages/knit-test-spec/package.json b/packages/knit-test-spec/package.json
index b451e25..52cda94 100644
--- a/packages/knit-test-spec/package.json
+++ b/packages/knit-test-spec/package.json
@@ -8,11 +8,11 @@
     "buf:generate": "buf generate ./proto"
   },
   "peerDependencies": {
-    "@bufbuild/protobuf": "^1.5.0"
+    "@bufbuild/protobuf": "^1.5.1"
   },
   "devDependencies": {
     "@bufbuild/buf": "^1.28.1",
-    "@bufbuild/protobuf": "^1.5.0",
+    "@bufbuild/protobuf": "^1.5.1",
     "@bufbuild/protoc-gen-es": "^1.5.0",
     "@bufbuild/protoc-gen-knit-ts": "workspace:*",
     "@connectrpc/protoc-gen-connect-es": "^1.1.3"
diff --git a/packages/knit/package.json b/packages/knit/package.json
index d7bed09..a792a5f 100644
--- a/packages/knit/package.json
+++ b/packages/knit/package.json
@@ -51,7 +51,7 @@
     }
   },
   "dependencies": {
-    "@bufbuild/protobuf": "^1.5.0",
+    "@bufbuild/protobuf": "^1.5.1",
     "@connectrpc/connect": "^1.1.3",
     "@connectrpc/connect-web": "^1.1.3"
   },
diff --git a/packages/protoc-gen-knit-ts/package.json b/packages/protoc-gen-knit-ts/package.json
index 36254ea..9d02cd3 100644
--- a/packages/protoc-gen-knit-ts/package.json
+++ b/packages/protoc-gen-knit-ts/package.json
@@ -24,7 +24,7 @@
     "@bufbuild/protoplugin": "^1.5.0"
   },
   "peerDependencies": {
-    "@bufbuild/protobuf": "^1.5.0"
+    "@bufbuild/protobuf": "^1.5.1"
   },
   "peerDependenciesMeta": {
     "@bufbuild/protobuf": {
@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "@buf/bufbuild_knit.bufbuild_es": "1.3.1-20230504140941-3dc602456973.1",
-    "@bufbuild/protobuf": "^1.5.0",
+    "@bufbuild/protobuf": "^1.5.1",
     "esbuild": "^0.19.8",
     "eslint-config-custom": "workspace:*",
     "tsconfig": "workspace:*"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 44811a5..8ab5890 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -57,21 +57,21 @@ importers:
   packages/knit:
     dependencies:
       '@bufbuild/protobuf':
-        specifier: ^1.5.0
-        version: 1.5.0
+        specifier: ^1.5.1
+        version: 1.5.1
       '@connectrpc/connect':
         specifier: ^1.1.3
-        version: 1.1.3(@bufbuild/protobuf@1.5.0)
+        version: 1.1.3(@bufbuild/protobuf@1.5.1)
       '@connectrpc/connect-web':
         specifier: ^1.1.3
-        version: 1.1.3(@bufbuild/protobuf@1.5.0)(@connectrpc/connect@1.1.3)
+        version: 1.1.3(@bufbuild/protobuf@1.5.1)(@connectrpc/connect@1.1.3)
     devDependencies:
       '@buf/bufbuild_knit.bufbuild_es':
         specifier: 1.3.1-20230504140941-3dc602456973.1
-        version: 1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.0)
+        version: 1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.1)
       '@buf/bufbuild_knit.connectrpc_es':
         specifier: 1.0.0-20230504140941-3dc602456973.1
-        version: 1.0.0-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.0)(@connectrpc/connect@1.1.3)
+        version: 1.0.0-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.1)(@connectrpc/connect@1.1.3)
       '@bufbuild/knit-test-spec':
         specifier: workspace:*
         version: link:../knit-test-spec
@@ -94,11 +94,11 @@ importers:
         specifier: ^1.28.1
         version: 1.28.1
       '@bufbuild/protobuf':
-        specifier: ^1.5.0
-        version: 1.5.0
+        specifier: ^1.5.1
+        version: 1.5.1
       '@bufbuild/protoc-gen-es':
         specifier: ^1.5.0
-        version: 1.5.0(@bufbuild/protobuf@1.5.0)
+        version: 1.5.0(@bufbuild/protobuf@1.5.1)
       '@bufbuild/protoc-gen-knit-ts':
         specifier: workspace:*
         version: link:../protoc-gen-knit-ts
@@ -114,10 +114,10 @@ importers:
     devDependencies:
       '@buf/bufbuild_knit.bufbuild_es':
         specifier: 1.3.1-20230504140941-3dc602456973.1
-        version: 1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.0)
+        version: 1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.1)
       '@bufbuild/protobuf':
-        specifier: ^1.5.0
-        version: 1.5.0
+        specifier: ^1.5.1
+        version: 1.5.1
       esbuild:
         specifier: ^0.19.8
         version: 0.19.8
@@ -508,21 +508,21 @@ packages:
     resolution: {integrity: sha512-0hYQ8SB4Db5zvZB4axdMHGwEaQjkZzFjQiN9LVYvIFB2nSUHW9tYpxWriPrWDASIxiaXax83REcLxuSdnGPZtw==}
     dev: true
 
-  /@buf/bufbuild_knit.bufbuild_es@1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.0):
+  /@buf/bufbuild_knit.bufbuild_es@1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.1):
     resolution: {registry: https://registry.npmjs.org/, tarball: https://buf.build/gen/npm/v1/@buf/bufbuild_knit.bufbuild_es/-/bufbuild_knit.bufbuild_es-1.3.1-20230504140941-3dc602456973.1.tgz}
     peerDependencies:
       '@bufbuild/protobuf': ^1.3.1
     dependencies:
-      '@bufbuild/protobuf': 1.5.0
+      '@bufbuild/protobuf': 1.5.1
     dev: true
 
-  /@buf/bufbuild_knit.connectrpc_es@1.0.0-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.0)(@connectrpc/connect@1.1.3):
+  /@buf/bufbuild_knit.connectrpc_es@1.0.0-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.1)(@connectrpc/connect@1.1.3):
     resolution: {registry: https://registry.npmjs.org/, tarball: https://buf.build/gen/npm/v1/@buf/bufbuild_knit.connectrpc_es/-/bufbuild_knit.connectrpc_es-1.0.0-20230504140941-3dc602456973.1.tgz}
     peerDependencies:
       '@connectrpc/connect': ^1.0.0
     dependencies:
-      '@buf/bufbuild_knit.bufbuild_es': 1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.0)
-      '@connectrpc/connect': 1.1.3(@bufbuild/protobuf@1.5.0)
+      '@buf/bufbuild_knit.bufbuild_es': 1.3.1-20230504140941-3dc602456973.1(@bufbuild/protobuf@1.5.1)
+      '@connectrpc/connect': 1.1.3(@bufbuild/protobuf@1.5.1)
     transitivePeerDependencies:
       - '@bufbuild/protobuf'
     dev: true
@@ -598,7 +598,10 @@ packages:
   /@bufbuild/protobuf@1.5.0:
     resolution: {integrity: sha512-0Jg+B7Vl8YGCi7c3iZ8/38iTbZrwdU7or6QZlsA9lhSrhumaXOTMsGO8gqwDuus/THEkTiY3Uxn+PEJwgsLt0w==}
 
-  /@bufbuild/protoc-gen-es@1.5.0(@bufbuild/protobuf@1.5.0):
+  /@bufbuild/protobuf@1.5.1:
+    resolution: {integrity: sha512-LX+MeB1AzlbqgJXkq83lilQpLGnPvsAMj7SH8KtJAmQfBc55ee78Stxuff/HMw0xLMYJN3P1FBh5TENgjJof1w==}
+
+  /@bufbuild/protoc-gen-es@1.5.0(@bufbuild/protobuf@1.5.1):
     resolution: {integrity: sha512-6dPFlw7jhKPNoJUb5+0MPDTMEEbym4AAQZP2sCo4/0J+T2SlAzq5kbuNx92x+SFkOI5V7/iNoPHrxr0TZZ9b2g==}
     engines: {node: '>=14'}
     hasBin: true
@@ -608,7 +611,7 @@ packages:
       '@bufbuild/protobuf':
         optional: true
     dependencies:
-      '@bufbuild/protobuf': 1.5.0
+      '@bufbuild/protobuf': 1.5.1
       '@bufbuild/protoplugin': 1.5.0
     transitivePeerDependencies:
       - supports-color
@@ -630,22 +633,22 @@ packages:
     dev: true
     optional: true
 
-  /@connectrpc/connect-web@1.1.3(@bufbuild/protobuf@1.5.0)(@connectrpc/connect@1.1.3):
+  /@connectrpc/connect-web@1.1.3(@bufbuild/protobuf@1.5.1)(@connectrpc/connect@1.1.3):
     resolution: {integrity: sha512-WfShOZt91duJngqivYF4wJFRbeRa4bF/fPMfDVN0MAYSX3VuaTMn8o9qgKN7tsg2H2ZClyOVQwMkZx6IdcP7Zw==}
     peerDependencies:
       '@bufbuild/protobuf': ^1.3.3
       '@connectrpc/connect': 1.1.3
     dependencies:
-      '@bufbuild/protobuf': 1.5.0
-      '@connectrpc/connect': 1.1.3(@bufbuild/protobuf@1.5.0)
+      '@bufbuild/protobuf': 1.5.1
+      '@connectrpc/connect': 1.1.3(@bufbuild/protobuf@1.5.1)
     dev: false
 
-  /@connectrpc/connect@1.1.3(@bufbuild/protobuf@1.5.0):
+  /@connectrpc/connect@1.1.3(@bufbuild/protobuf@1.5.1):
     resolution: {integrity: sha512-AXkbsLQe2Nm7VuoN5nqp05GEb9mPa/f5oFzDqTbHME4i8TghTrlY03uefbhuAq4wjsnfDnmuxHZvn6ndlgXmbg==}
     peerDependencies:
       '@bufbuild/protobuf': ^1.3.3
     dependencies:
-      '@bufbuild/protobuf': 1.5.0
+      '@bufbuild/protobuf': 1.5.1
 
   /@connectrpc/protoc-gen-connect-es@1.1.3(@bufbuild/protoc-gen-es@1.5.0):
     resolution: {integrity: sha512-Irt1WM1o45KL0DNz8D8nraNfRrOyZfn7rzRsOyfrwbNzeVO1JV3rELFpARqGAvtVveYBoO9uwYtQ8TKLXsnrng==}
@@ -660,8 +663,8 @@ packages:
       '@connectrpc/connect':
         optional: true
     dependencies:
-      '@bufbuild/protobuf': 1.5.0
-      '@bufbuild/protoc-gen-es': 1.5.0(@bufbuild/protobuf@1.5.0)
+      '@bufbuild/protobuf': 1.5.1
+      '@bufbuild/protoc-gen-es': 1.5.0(@bufbuild/protobuf@1.5.1)
       '@bufbuild/protoplugin': 1.5.0
     transitivePeerDependencies:
       - supports-color