diff --git a/src/appendix-background.md b/src/appendix/background.md
similarity index 100%
rename from src/appendix-background.md
rename to src/appendix/background.md
diff --git a/src/appendix-code-index.md b/src/appendix/code-index.md
similarity index 100%
rename from src/appendix-code-index.md
rename to src/appendix/code-index.md
diff --git a/src/appendix-glossary.md b/src/appendix/glossary.md
similarity index 100%
rename from src/appendix-glossary.md
rename to src/appendix/glossary.md
diff --git a/src/appendix-stupid-stats.md b/src/appendix/stupid-stats.md
similarity index 100%
rename from src/appendix-stupid-stats.md
rename to src/appendix/stupid-stats.md