diff --git a/Document/content/4.0_Appendix_and_References.md b/Document/content/4.0_Appendices_and_References.md
similarity index 99%
rename from Document/content/4.0_Appendix_and_References.md
rename to Document/content/4.0_Appendices_and_References.md
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-# **4. Appendixes and References**
+# **4. Appendices and References**
 
 ### **Introduction**