diff --git a/README.md b/README.md
index 2fd2f0f..af7ce76 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ An oh-my-zsh theme;
 1. clone repo: ```git clone https://github.com/ChesterYue/ohmyzsh-theme-passion```;
 2. copy theme: ```cp ./ohmyzsh-theme-passion/passion.zsh-theme ~/.oh-my-zsh/themes/passion.zsh-theme```;
 3. modify rc: open ```~/.zshrc``` find ```ZSH_THEME``` edit to ```ZSH_THEME="passion"```;
-4. execute rc: ```source ~./zshrc```;
+4. execute rc: ```source ~/.zshrc```;
 
 * see also: [Overriding and adding themes](https://github.com/ohmyzsh/ohmyzsh/wiki/Customization#overriding-and-adding-themes);
 
@@ -29,12 +29,12 @@ An oh-my-zsh theme;
 
 ##### macOS, command not found: gdate
 
-* passion.zsh-theme depends on cmd ```gdate``` to get current time in milliseconds. get ```gdate``` on macOS by running ```brew install coreutils``` then ```source ~./zshrc```;
+* passion.zsh-theme depends on cmd ```gdate``` to get current time in milliseconds. get ```gdate``` on macOS by running ```brew install coreutils``` then ```source ~/.zshrc```;
 * see also: [#12](https://github.com/ChesterYue/ohmyzsh-theme-passion/issues/12);
 
 ##### Linux, command not found: bc
 
-* passion.zsh-theme depends on cmd ```bc``` to calculate the command running time cost. [get bc on Linux](https://www.tecmint.com/bc-command-examples/#:~:text=If%20you%20don%E2%80%99t%20have%20bc%20on%20your%20system%2C,command%20prompt%20and%20simply%20start%20calculating%20your%20expressions.) then ```source ~./zshrc```;
+* passion.zsh-theme depends on cmd ```bc``` to calculate the command running time cost. [get bc on Linux](https://www.tecmint.com/bc-command-examples/#:~:text=If%20you%20don%E2%80%99t%20have%20bc%20on%20your%20system%2C,command%20prompt%20and%20simply%20start%20calculating%20your%20expressions.) then ```source ~/.zshrc```;
 * see also: [#13](https://github.com/ChesterYue/ohmyzsh-theme-passion/issues/13);
 
 ##### Centos 7, shell exit