diff --git a/dotfiles/.profile b/dotfiles/.profile
index 0da452a0..b6e30245 100644
--- a/dotfiles/.profile
+++ b/dotfiles/.profile
@@ -235,10 +235,13 @@ if command -v brew > /dev/null; then
     ### Go
     export GOPATH="${HOME}/.local/go"
     export GOROOT="$(brew --prefix golang)/libexec"
+    export GO111MODULE=on
     export PATH="$PATH:${GOPATH}/bin:${GOROOT}/bin"
 
     ### ASDF
-    . $(brew --prefix asdf)/libexec/asdf.sh
+    if [ -f "$(brew --prefix asdf)/libexec/asdf.sh" ]; then
+      . $(brew --prefix asdf)/libexec/asdf.sh
+    fi
 fi
 
 ### Android Studio
diff --git a/dotfiles/.zshrc b/dotfiles/.zshrc
index 14ce39c6..fbbac78c 100644
--- a/dotfiles/.zshrc
+++ b/dotfiles/.zshrc
@@ -171,8 +171,7 @@ _source_plugin() {
 _source_plugin zsh-autosuggestions && ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE='fg=#999'
 
 # ZSH Syntax Highlighting
-if _source_plugin zsh-syntax-highlighting
-then
+if _source_plugin zsh-syntax-highlighting; then
 	ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets pattern)
 	ZSH_HIGHLIGHT_STYLES[default]=none
 	ZSH_HIGHLIGHT_STYLES[unknown-token]=fg=white,underline