diff --git a/Cargo.lock b/Cargo.lock
index 370401b08..f71a63abc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3927,7 +3927,7 @@ checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
 
 [[package]]
 name = "vegafusion-core"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 dependencies = [
  "arrow",
  "bytes",
@@ -3955,7 +3955,7 @@ dependencies = [
 
 [[package]]
 name = "vegafusion-python-embed"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 dependencies = [
  "deterministic-hash",
  "env_logger",
@@ -3971,7 +3971,7 @@ dependencies = [
 
 [[package]]
 name = "vegafusion-rt-datafusion"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 dependencies = [
  "async-lock",
  "async-recursion",
@@ -4019,7 +4019,7 @@ dependencies = [
 
 [[package]]
 name = "vegafusion-server"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 dependencies = [
  "assert_cmd",
  "clap 3.2.22",
@@ -4040,7 +4040,7 @@ dependencies = [
 
 [[package]]
 name = "vegafusion-wasm"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 dependencies = [
  "chrono",
  "console_error_panic_hook",
diff --git a/javascript/vegafusion-chart-editor/package-lock.json b/javascript/vegafusion-chart-editor/package-lock.json
index 03108c138..e70a8e1e4 100644
--- a/javascript/vegafusion-chart-editor/package-lock.json
+++ b/javascript/vegafusion-chart-editor/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "create-wasm-app",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/javascript/vegafusion-chart-editor/package.json b/javascript/vegafusion-chart-editor/package.json
index 8fdc3ee84..e293d47a0 100644
--- a/javascript/vegafusion-chart-editor/package.json
+++ b/javascript/vegafusion-chart-editor/package.json
@@ -1,6 +1,6 @@
 {
   "name": "create-wasm-app",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "description": "create an app to consume rust-generated wasm packages",
   "main": "index.js",
   "bin": {
diff --git a/javascript/vegafusion-embed/package-lock.json b/javascript/vegafusion-embed/package-lock.json
index 9c7da30fd..97e1aa1de 100644
--- a/javascript/vegafusion-embed/package-lock.json
+++ b/javascript/vegafusion-embed/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vegafusion-embed",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/javascript/vegafusion-embed/package.json b/javascript/vegafusion-embed/package.json
index 552393f74..339e16bad 100644
--- a/javascript/vegafusion-embed/package.json
+++ b/javascript/vegafusion-embed/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vegafusion-embed",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "description": "Library to embed vegafusion visualizations",
   "keywords": [
     "vega",
diff --git a/python/vegafusion-jupyter/package-lock.json b/python/vegafusion-jupyter/package-lock.json
index b4d85993a..67ed82985 100644
--- a/python/vegafusion-jupyter/package-lock.json
+++ b/python/vegafusion-jupyter/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vegafusion-jupyter",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/python/vegafusion-jupyter/package.json b/python/vegafusion-jupyter/package.json
index e286597f0..508341c7b 100644
--- a/python/vegafusion-jupyter/package.json
+++ b/python/vegafusion-jupyter/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vegafusion-jupyter",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "description": "Altair Jupyter Widget library that relies on VegaFusion for serverside calculations",
   "keywords": [
     "jupyter",
diff --git a/python/vegafusion-jupyter/vegafusion_jupyter/_frontend.py b/python/vegafusion-jupyter/vegafusion_jupyter/_frontend.py
index 143462dea..4abdba522 100644
--- a/python/vegafusion-jupyter/vegafusion_jupyter/_frontend.py
+++ b/python/vegafusion-jupyter/vegafusion_jupyter/_frontend.py
@@ -2,4 +2,4 @@
 Information about the frontend package of the widgets.
 """    
 module_name = "vegafusion-jupyter"
-module_version = "^0.11.0-rc11"
+module_version = "^0.11.0-rc12"
diff --git a/python/vegafusion-jupyter/vegafusion_jupyter/_version.py b/python/vegafusion-jupyter/vegafusion_jupyter/_version.py
index ce1d26671..c64cafc5d 100644
--- a/python/vegafusion-jupyter/vegafusion_jupyter/_version.py
+++ b/python/vegafusion-jupyter/vegafusion_jupyter/_version.py
@@ -1 +1 @@
-__version__ = '0.11.0-rc11'
+__version__ = '0.11.0-rc12'
diff --git a/python/vegafusion/setup.cfg b/python/vegafusion/setup.cfg
index ce9adc499..7c493954b 100644
--- a/python/vegafusion/setup.cfg
+++ b/python/vegafusion/setup.cfg
@@ -4,7 +4,7 @@ universal = 0
 [metadata]
 name = vegafusion
 description = Core tools for using VegaFusion from Python
-version = 0.11.0-rc11
+version = 0.11.0-rc12
 long_description = file: README.md
 long_description_content_type = text/markdown
 keywords = vega, altair, vegafusion, arrow
diff --git a/python/vegafusion/vegafusion/_version.py b/python/vegafusion/vegafusion/_version.py
index ce1d26671..c64cafc5d 100644
--- a/python/vegafusion/vegafusion/_version.py
+++ b/python/vegafusion/vegafusion/_version.py
@@ -1 +1 @@
-__version__ = '0.11.0-rc11'
+__version__ = '0.11.0-rc12'
diff --git a/vegafusion-core/Cargo.toml b/vegafusion-core/Cargo.toml
index 70f58fa18..112c69265 100644
--- a/vegafusion-core/Cargo.toml
+++ b/vegafusion-core/Cargo.toml
@@ -2,7 +2,7 @@
 name = "vegafusion-core"
 license = "AGPL-3.0-or-later"
 edition = "2021"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 
 [features]
 tonic_support = [ "tonic", "tonic-build",]
diff --git a/vegafusion-python-embed/Cargo.toml b/vegafusion-python-embed/Cargo.toml
index c101e8aba..b9512e0ec 100644
--- a/vegafusion-python-embed/Cargo.toml
+++ b/vegafusion-python-embed/Cargo.toml
@@ -2,7 +2,7 @@
 name = "vegafusion-python-embed"
 license = "AGPL-3.0-or-later"
 edition = "2021"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 
 [lib]
 name = "vegafusion_embed"
diff --git a/vegafusion-rt-datafusion/Cargo.toml b/vegafusion-rt-datafusion/Cargo.toml
index e1d777ed8..530dae0e2 100644
--- a/vegafusion-rt-datafusion/Cargo.toml
+++ b/vegafusion-rt-datafusion/Cargo.toml
@@ -6,7 +6,7 @@ harness = false
 name = "vegafusion-rt-datafusion"
 license = "AGPL-3.0-or-later"
 edition = "2021"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 
 [features]
 pyarrow = [ "vegafusion-core/pyarrow",]
diff --git a/vegafusion-server/Cargo.toml b/vegafusion-server/Cargo.toml
index 17e9d3cb4..101210ad1 100644
--- a/vegafusion-server/Cargo.toml
+++ b/vegafusion-server/Cargo.toml
@@ -4,7 +4,7 @@ path = "src/main.rs"
 
 [package]
 name = "vegafusion-server"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 edition = "2021"
 license = "AGPL-3.0-or-later"
 
diff --git a/vegafusion-wasm/Cargo.toml b/vegafusion-wasm/Cargo.toml
index 1b5e4ecc8..86e874c19 100644
--- a/vegafusion-wasm/Cargo.toml
+++ b/vegafusion-wasm/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vegafusion-wasm"
-version = "0.11.0-rc11"
+version = "0.11.0-rc12"
 edition = "2021"
 
 [lib]
diff --git a/vegafusion-wasm/package-lock.json b/vegafusion-wasm/package-lock.json
index 7ae78a83f..cf20074a4 100644
--- a/vegafusion-wasm/package-lock.json
+++ b/vegafusion-wasm/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vegafusion-wasm",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/vegafusion-wasm/package.json b/vegafusion-wasm/package.json
index 1ba26befe..77623e73f 100644
--- a/vegafusion-wasm/package.json
+++ b/vegafusion-wasm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vegafusion-wasm",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "author": {
     "name": "VegaFusion Technologies LLC",
     "email": "jon@vegafusion.io",