diff --git a/Makefile b/Makefile
index b5f2377..4b48909 100644
--- a/Makefile
+++ b/Makefile
@@ -86,9 +86,9 @@ bump-version:
 
 .PHONY: release
 release: bump-version
-	@new_version=$$(grep '^version = ' $(CARGO_TOML) | head -n 1 | sed 's/version = "\(.*\)"/\1/'); \
-	git tag "v$$new_version"
 	@jj auto-describe
 	@jj git push --change @
 	@new_version=$$(grep '^version = ' $(CARGO_TOML) | head -n 1 | sed 's/version = "\(.*\)"/\1/'); \
+	git_hash=$$(jj log -r @- --no-graph -T 'commit_id'); \
+	git tag "v$$new_version" "$$git_hash" && \
 	git push origin "v$$new_version"
diff --git a/src/Cargo.lock b/src/Cargo.lock
index 4e7a5fe..205cb28 100644
--- a/src/Cargo.lock
+++ b/src/Cargo.lock
@@ -1704,7 +1704,7 @@ dependencies = [
 
 [[package]]
 name = "obikmer"
-version = "1.1.11"
+version = "1.1.12"
 dependencies = [
  "clap",
  "csv",
diff --git a/src/obikmer/Cargo.toml b/src/obikmer/Cargo.toml
index 0d89ac2..6dda54d 100644
--- a/src/obikmer/Cargo.toml
+++ b/src/obikmer/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "obikmer"
-version = "1.1.11"
+version = "1.1.12"
 edition = "2024"
 
 [[bin]]