diff --git a/README.md b/README.md
index ace0e60f..09a50ca8 100644
--- a/README.md
+++ b/README.md
@@ -124,7 +124,7 @@ Occlum can be configured easily via a config file named `Occlum.json`, which is
 
 ## How to Use
 
-We have built and tested Occlum on Ubuntu 16.04 with hardware SGX support. To give Occlum a quick try, one can use the Occlum Docker image by following the steps below:
+We have built and tested Occlum on Ubuntu 18.04/16.04 with or without hardware SGX support (if the CPU does not support SGX, Occlum can be run in the SGX simulation mode). To give Occlum a quick try, one can use the Occlum Docker image by following the steps below:
 
 Step 1-3 are to be done on the host OS (Linux):
 
@@ -134,7 +134,7 @@ Step 1-3 are to be done on the host OS (Linux):
 
 3. Run the Occlum Docker container, which has Occlum and its demos preinstalled:
     ```
-    docker run -it --device /dev/isgx occlum/occlum:0.9.0-ubuntu18.04
+    docker run -it --device /dev/isgx occlum/occlum:0.10.0-ubuntu18.04
     ```
 
 Step 4-5 are to be done on the guest OS running inside the Docker container:
diff --git a/src/libos/Cargo.lock b/src/libos/Cargo.lock
index 0e1e553f..03c7a7e3 100644
--- a/src/libos/Cargo.lock
+++ b/src/libos/Cargo.lock
@@ -2,7 +2,7 @@
 # It is not intended for manual editing.
 [[package]]
 name = "Occlum"
-version = "0.9.0"
+version = "0.10.0"
 dependencies = [
  "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "derive_builder 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/src/libos/Cargo.toml b/src/libos/Cargo.toml
index 601f60c7..2518cb8e 100644
--- a/src/libos/Cargo.toml
+++ b/src/libos/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "Occlum"
-version = "0.9.0"
+version = "0.10.0"
 edition = "2018"
 
 [lib]