diff --git a/README.md b/README.md
index 6b8dcb1..282d15f 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ So the shared things live here, and there is exactly one of each:
 
 ```mermaid
 flowchart TD
-    subgraph This["📖 This repo (module priomptproto)"]
+    subgraph This["📖 This repo (module github.com/priompt/proto)"]
         P["proto/priompt/v1/prompt.proto<br/>the PromptService contract"]
         G["gen/<br/>generated Go stubs"]
         C["claims/<br/>JWT claims contract"]
@@ -77,10 +77,10 @@ The honest fine print:
   fork.
 - **python-sdk commits its generated stubs** so the wheel ships them; they are
   artifacts of this repo's `.proto`, regenerated by `buf generate` there.
-- **The Go module is `priomptproto`** — a placeholder path until first
-  release. Sibling repos point at it with a `replace` directive
-  (`replace priomptproto => ../proto`); at publish time the path becomes the
-  real one and the replaces drop.
+- **The Go module is `github.com/priompt/proto`**, versioned by `v*` tags.
+  Dependents require a tagged version. To change it alongside a dependent
+  repo, use a `go.work` in the parent directory
+  (`go work init ./proto ./priompt`) instead of a `replace`.
 
 ## Relation to the other repos
 
diff --git a/gen/priompt/v1/prompt.pb.go b/gen/priompt/v1/prompt.pb.go
index 2792df4..fcfa7b9 100644
--- a/gen/priompt/v1/prompt.pb.go
+++ b/gen/priompt/v1/prompt.pb.go
@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.36.11
+// 	protoc-gen-go v1.36.12
 // 	protoc        (unknown)
 // source: priompt/v1/prompt.proto
 
@@ -1365,7 +1365,7 @@ const file_priompt_v1_prompt_proto_rawDesc = "" +
 	"\vMergeBranch\x12\x1e.priompt.v1.MergeBranchRequest\x1a\x1f.priompt.v1.MergeBranchResponse\x12M\n" +
 	"\vDiffCommits\x12\x1e.priompt.v1.DiffCommitsRequest\x1a\x1e.priompt.v1.DiffPromptResponse\x12H\n" +
 	"\tSetBranch\x12\x1c.priompt.v1.SetBranchRequest\x1a\x1d.priompt.v1.SetBranchResponse\x12N\n" +
-	"\vListPrompts\x12\x1e.priompt.v1.ListPromptsRequest\x1a\x1f.priompt.v1.ListPromptsResponseB'Z%priomptproto/gen/priompt/v1;priomptv1b\x06proto3"
+	"\vListPrompts\x12\x1e.priompt.v1.ListPromptsRequest\x1a\x1f.priompt.v1.ListPromptsResponseB3Z1github.com/priompt/proto/gen/priompt/v1;priomptv1b\x06proto3"
 
 var (
 	file_priompt_v1_prompt_proto_rawDescOnce sync.Once
diff --git a/go.mod b/go.mod
index 6a77fbf..7373602 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module priomptproto
+module github.com/priompt/proto
 
 go 1.25.0
 
diff --git a/proto/priompt/v1/prompt.proto b/proto/priompt/v1/prompt.proto
index 76f5b2d..5c06201 100644
--- a/proto/priompt/v1/prompt.proto
+++ b/proto/priompt/v1/prompt.proto
@@ -2,7 +2,7 @@ syntax = "proto3";
 
 package priompt.v1;
 
-option go_package = "priomptproto/gen/priompt/v1;priomptv1";
+option go_package = "github.com/priompt/proto/gen/priompt/v1;priomptv1";
 
 // PromptService serves validated prompts. Phase 1 is read-only over the wire;
 // writes happen via the `priompt put` CLI until promptctl lands (Phase 3).