diff --git a/Cargo.lock b/Cargo.lock
index a2aab2cd..a0774185 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -2800,7 +2800,7 @@ dependencies = [
 
 [[package]]
 name = "qcs"
-version = "0.25.5-rc.0"
+version = "0.25.5-rc.1"
 dependencies = [
  "assert2",
  "async-trait",
@@ -2941,7 +2941,7 @@ dependencies = [
 
 [[package]]
 name = "qcs-sdk-python"
-version = "0.21.5-rc.0"
+version = "0.21.5-rc.1"
 dependencies = [
  "async-trait",
  "numpy",
@@ -2977,7 +2977,7 @@ checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
 [[package]]
 name = "quil-rs"
 version = "0.29.2"
-source = "git+https://github.com/rigetti/quil-rs?tag=quil-py/v0.13.2#f725e9f67ae3a3137cd9033d0f98143e8644b610"
+source = "git+https://github.com/rigetti/quil-rs?tag=quil-py%2Fv0.13.2#f725e9f67ae3a3137cd9033d0f98143e8644b610"
 dependencies = [
  "approx",
  "indexmap 2.2.6",
diff --git a/crates/lib/CHANGELOG.md b/crates/lib/CHANGELOG.md
index cb27e6b3..efe46a4b 100644
--- a/crates/lib/CHANGELOG.md
+++ b/crates/lib/CHANGELOG.md
@@ -1,3 +1,10 @@
+## 0.25.5-rc.1
+
+### Features
+
+- expose API execution options timeout (#516)
+- Update QCS API clients, add Q-Ctrl translation option (#513)
+
 ## 0.25.5-rc.0
 
 ### Features
diff --git a/crates/lib/Cargo.toml b/crates/lib/Cargo.toml
index b05fe2c3..f2a59b8e 100644
--- a/crates/lib/Cargo.toml
+++ b/crates/lib/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "qcs"
 description = "High level interface for running Quil on a QPU"
-version = "0.25.5-rc.0"
+version = "0.25.5-rc.1"
 edition = "2018"
 license = "Apache-2.0"
 repository = "https://github.com/rigetti/qcs-sdk-rust"
diff --git a/crates/python/CHANGELOG.md b/crates/python/CHANGELOG.md
index 9930dd36..e01e84c9 100644
--- a/crates/python/CHANGELOG.md
+++ b/crates/python/CHANGELOG.md
@@ -1,3 +1,10 @@
+## 0.21.5-rc.1
+
+### Features
+
+- expose API execution options timeout (#516)
+- Update QCS API clients, add Q-Ctrl translation option (#513)
+
 ## 0.21.5-rc.0
 
 ### Features
diff --git a/crates/python/Cargo.toml b/crates/python/Cargo.toml
index 4d0abc69..5c2c5d57 100644
--- a/crates/python/Cargo.toml
+++ b/crates/python/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "qcs-sdk-python"
 description = "Python bindings to qcs-sdk-rust"
-version = "0.21.5-rc.0"
+version = "0.21.5-rc.1"
 edition = "2021"
 license = "Apache-2.0"
 repository = "https://github.com/rigetti/qcs-sdk-rust"
diff --git a/crates/python/pyproject.toml b/crates/python/pyproject.toml
index ff0385f2..357d9249 100644
--- a/crates/python/pyproject.toml
+++ b/crates/python/pyproject.toml
@@ -1,7 +1,7 @@
 # This is the metadata Maturin uploads to PyPI on publish
 [project]
 name = "qcs-sdk-python"
-version = "0.21.5-rc.0"
+version = "0.21.5-rc.1"
 description = "Python interface for the QCS Rust SDK"
 readme = "README.md"
 license = { text = "Apache-2.0" }