diff --git a/zsh/.config/oh-my-zsh/custom/go.zsh b/zsh/.config/oh-my-zsh/custom/go.zsh
index b19362f..7900b0c 100644
--- a/zsh/.config/oh-my-zsh/custom/go.zsh
+++ b/zsh/.config/oh-my-zsh/custom/go.zsh
@@ -1,5 +1,8 @@
 # Export $GOPATH
 export GOPATH=$HOME/go
 
+# Always use Go modules, even inside GOPATH
+export GO111MODULE=on
+
 # Add Go binary directory to $PATH
 export PATH="$PATH:$GOPATH/bin"