--- a/abbrev.stc	Fri Mar 01 20:43:54 2019 +0100
+++ b/abbrev.stc	Fri Mar 01 20:43:58 2019 +0100
@@ -163,6 +163,7 @@
 UDSocketAddress UDSocketAddress stx:libbasic2 'OS-Sockets' 0
 Unicode32String Unicode32String stx:libbasic2 'Collections-Text' 0
 ValueDoubleLink ValueDoubleLink stx:libbasic2 'Collections-Support' 0
+VirtualArrayWithCache VirtualArrayWithCache stx:libbasic2 'Collections-Abstract' 0
 ZipArchive ZipArchive stx:libbasic2 'System-Support-FileFormats' 0
 ZipStream ZipStream stx:libbasic2 'Streams-Compressed' 0
 Base64UrlCoder Base64UrlCoder stx:libbasic2 'System-Storage' 0