diff --git a/Cargo.lock b/Cargo.lock
index 3f560be4..c728e525 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1005,7 +1005,7 @@ dependencies = [
 [[package]]
 name = "ndc-client"
 version = "0.1.0"
-source = "git+http://github.com/hasura/ndc-spec.git?rev=2c2def8#2c2def8a01af2f95100b4274599030c930525bee"
+source = "git+http://github.com/hasura/ndc-spec.git?tag=v0.1.0-rc.8#2c2def8a01af2f95100b4274599030c930525bee"
 dependencies = [
  "async-trait",
  "indexmap 1.9.3",
@@ -1060,7 +1060,7 @@ dependencies = [
 [[package]]
 name = "ndc-test"
 version = "0.1.0"
-source = "git+http://github.com/hasura/ndc-spec.git?rev=2c2def8#2c2def8a01af2f95100b4274599030c930525bee"
+source = "git+http://github.com/hasura/ndc-spec.git?tag=v0.1.0-rc.8#2c2def8a01af2f95100b4274599030c930525bee"
 dependencies = [
  "async-trait",
  "clap",
diff --git a/rust-connector-sdk/Cargo.toml b/rust-connector-sdk/Cargo.toml
index 67558514..3acbe44b 100644
--- a/rust-connector-sdk/Cargo.toml
+++ b/rust-connector-sdk/Cargo.toml
@@ -16,8 +16,8 @@ async-trait = "^0.1.68"
 axum = "^0.6.18"
 axum-macros = "^0.3.7"
 clap = { version = "^4.3.9", features = ["derive", "env"] }
-ndc-client = { git = "http://github.com/hasura/ndc-spec.git", rev = "2c2def8" }
-ndc-test = { git = "http://github.com/hasura/ndc-spec.git", rev = "2c2def8" }
+ndc-client = { git = "http://github.com/hasura/ndc-spec.git", tag = "v0.1.0-rc.8" }
+ndc-test = { git = "http://github.com/hasura/ndc-spec.git", tag = "v0.1.0-rc.8" }
 http = "^0.2"
 opentelemetry = { version = "^0.20", features = [
   "rt-tokio",