diff --git a/ch_1_intro.md b/ch_1_intro.md
index c5a8ee9..fccab41 100644
--- a/ch_1_intro.md
+++ b/ch_1_intro.md
@@ -384,10 +384,9 @@ fn demo! () -> {
 
 To see the pattern defined by `demo!`, type it:
 
-<!-- ![Differently sized boxes.](./fig_4.svg) -->
 <img src="fig_4.svg" alt="Differently sized boxes." width="400"/>
 
-{{Figure 4: Differently sized boxes. Top of p. 15.}}
+##### Figure 4. Differently sized boxes.
 
 ### Funny feelings
 Do you have a funny feeling that this isn't enough, that we aren't producing great enough images?