diff --git a/FAQ.md b/FAQ.md
index f5f97a7..33ce7ca 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -10,6 +10,10 @@ go install github.com/hajimehoshi/ebiten/...
 
 As of Go 1.10, build cache system is changed and you might not need the above tips.
 
+## Why do the examples use the build tag `example`?
+
+With the build tag, `go get -u github.com/hajimehoshi/ebiten/...` doesn't install the example binaries in your `$GOPATH/bin`.
+
 # Graphics
 
 ## How to draw lines?