diff --git a/DockerfileBase b/DockerfileBase
index a0088df6..60a88d11 100644
--- a/DockerfileBase
+++ b/DockerfileBase
@@ -28,7 +28,6 @@ RUN apt-get update && apt-get install software-properties-common -y && \
     lsb-release \
     libsystemd0
 
-
 RUN wget http://archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2_amd64.deb && \
     dpkg -i libssl1.1_1.1.1f-1ubuntu2_amd64.deb
 
diff --git a/DockerfileRelease b/DockerfileRelease
index e78a8df7..4b498435 100644
--- a/DockerfileRelease
+++ b/DockerfileRelease
@@ -8,7 +8,6 @@ RUN apt update && apt install -y curl secure-delete python3-pip
 RUN pip3 install --upgrade pip
 RUN pip3 install requests torpy
 
-
 RUN touch /var/hwmode
 RUN ./autoconf.bash
 RUN ./configure --with-sgx-build=release
diff --git a/DockerfileSimulation b/DockerfileSimulation
index 33109841..e80ddc14 100644
--- a/DockerfileSimulation
+++ b/DockerfileSimulation
@@ -1,11 +1,9 @@
 FROM skalenetwork/sgxwallet_base:latest
 
-
 RUN apt update && apt install -y curl secure-delete python3-pip
 RUN pip3 install --upgrade pip
 RUN pip3 install requests torpy
 
-
 RUN ccache -sz
 
 COPY . /usr/src/sdk
diff --git a/README.md b/README.md
index 89296f0f..422e003b 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ leave the enclave unencrypted.
 The server provides an initial registration service to issue client certificates to the clients.
 The administrator manually approves each registration.
 
-**sgxwallet** has been tested on **Ubuntu Linux 18.04**.
+**sgxwallet** has been tested on **Ubuntu Linux 20.04**.
 
 ## An important note about production readiness
 
diff --git a/docs/enabling-sgx.md b/docs/enabling-sgx.md
index 7b326c88..5a9bb29b 100644
--- a/docs/enabling-sgx.md
+++ b/docs/enabling-sgx.md
@@ -26,7 +26,7 @@ This repo includes the **_sgx_enable_** utility. To enable SGX run:
 sudo ./sgx_enable
 ```
 
-Note: if you are not using Ubuntu 18.04 (Not recommended!), you may need
+Note: if you are not using Ubuntu 20.04 (Not recommended!), you may need
 to rebuild the sgx-software-enable utility before use by typing:
 
 ```bash
@@ -39,7 +39,7 @@ make
 Install make and gcc if you do not have it:
 
 ```bash
-apt-get install  build-essential
+apt-get install build-essential
 ```
 
 Run the following command:
@@ -51,7 +51,7 @@ cd scripts; sudo ./sgx_linux_x64_driver_2.11.b6f5b4a.bin; cd ..
 Alternatively, other driver versions may be downloaded from Intel.
 Please note that version `2.11.b6f5b4a` is what is currently supported.
 
-Reboot you machine after driver install.  Do `ls /dev/isgx` to check that `isgx` device is properly installed.
+Reboot you machine after driver install. Do `ls /dev/isgx` to check that `isgx` device is properly installed.
 If you do not see the `isgx` device, you need to troubleshoot your driver installation.
 
 If driver installation fails, you can also try installing driver from the 
@@ -65,7 +65,7 @@ And then follow instructions in README.md
 
 ## Troubleshooting Installation
 
--   If the message  `intel_sgx: SGX is not enabled` appears in `/var/log/syslog`
+-   If the message `intel_sgx: SGX is not enabled` appears in `/var/log/syslog`
     Intel SGX needs to be enabled in BIOS.
 
 -   If you are running in Intel SGX hardware mode, make sure you have device