diff --git a/doc/source/shared/abbrevs.txt b/doc/source/shared/abbrevs.txt
index 9ef4e092d..2e77edf05 100755
--- a/doc/source/shared/abbrevs.txt
+++ b/doc/source/shared/abbrevs.txt
@@ -32,6 +32,8 @@
 .. |CoW| replace:: :abbr:`CoW (Copy on Write)`
 .. |CRD| replace:: :abbr:`CRD (Custom Resource Definition)`
 .. |CRDs| replace:: :abbr:`CRDs (Custom Resource Definitions)`
+.. |CSI| replace:: :abbr:`CSI (Container Storage Interface)`
+.. |CSIs| replace:: :abbr:`CSI (Container Storage Interfaces)`
 .. |CSK| replace:: :abbr:`CSK (Code Signing Key)`
 .. |CSKs| replace:: :abbr:`CSKs (Code Signing Keys)`
 .. |CVE| replace:: :abbr:`CVE (Common Vulnerabilities and Exposures)`