diff --git a/.github/dependencies.yml b/.github/dependencies.yml
index 5bd06bb3b..046fdcecc 100644
--- a/.github/dependencies.yml
+++ b/.github/dependencies.yml
@@ -19,7 +19,7 @@ dependencies:
   plugins/history-substring-search:
     repo: zsh-users/zsh-history-substring-search
     branch: master
-    version: 14c8d2e0ffaee98f2df9850b19944f32546fdea5
+    version: a0bdb0d47dbaba31dba2db7af8c48a5d9c74049a
     precopy: |
       set -e
       rm -f zsh-history-substring-search.plugin.zsh
diff --git a/plugins/history-substring-search/README.md b/plugins/history-substring-search/README.md
index 642339bda..2ac2e5875 100644
--- a/plugins/history-substring-search/README.md
+++ b/plugins/history-substring-search/README.md
@@ -20,7 +20,7 @@ Requirements
 Install
 ------------------------------------------------------------------------------
 
-Using the [Homebrew](https://brew.sh) package manager:
+Using the [Homebrew]( https://brew.sh ) package manager:
 
     brew install zsh-history-substring-search
     echo 'source $(brew --prefix)/share/zsh-history-substring-search/zsh-history-substring-search.zsh' >> ~/.zshrc
@@ -51,7 +51,7 @@ Using [zplug](https://github.com/zplug/zplug):
 
 1. Add this repo to `~/.zshrc`:
 
-        zplug "zsh-users/zsh-history-substring-search", as: plugin
+        zplug "zsh-users/zsh-history-substring-search", as:plugin
 
 Using [antigen](https://github.com/zsh-users/antigen):
 
@@ -75,7 +75,7 @@ Using [Zinit](https://github.com/zdharma-continuum/zinit):
 
 1. Use the `Oh-my-zsh` Zinit snippet in `~/.zshrc`:
 
-        zinit snippet OMZ::plugins/git/git.plugin.zsh`
+        zinit snippet OMZ::plugins/git/git.plugin.zsh
 
 2. Load the plugin in `~/.zshrc`:
 
diff --git a/plugins/history-substring-search/history-substring-search.zsh b/plugins/history-substring-search/history-substring-search.zsh
index 9f0e0b0d5..2137b7950 100644
--- a/plugins/history-substring-search/history-substring-search.zsh
+++ b/plugins/history-substring-search/history-substring-search.zsh
@@ -295,8 +295,8 @@ _history-substring-search-begin() {
     fi
 
     #
-    # Escape and join query parts with wildcard character '*' as separator
-    # `(j:CHAR:)` join array to string with CHAR as separator
+    # Escape and join query parts with wildcard character '*' as seperator
+    # `(j:CHAR:)` join array to string with CHAR as seperator
     #
     local search_pattern="${(j:*:)_history_substring_search_query_parts[@]//(#m)[\][()|\\*?#<>~^]/\\$MATCH}*"