Add colon

JohnTitor · mark-i-m · commit 7b106f95466f · 2019-07-17T10:40:33.000-05:00
diff --git a/src/SUMMARY.md b/src/SUMMARY.md
@@ -100,7 +100,7 @@
 [Appendix D: Code Index](./appendix/code-index.md)
 [Appendix E: Bibliography](./appendix/bibliography.md)
 
-[Appendix Z HumorRust](./appendix/humorust.md)
+[Appendix Z: HumorRust](./appendix/humorust.md)
 
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