diff --git a/src/evalvars.c b/src/evalvars.c
index d2c71d2..0a0bbc4 100644
--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -145,6 +145,7 @@
     {VV_NAME("versionlong",	 VAR_NUMBER), VV_RO},
     {VV_NAME("echospace",	 VAR_NUMBER), VV_RO},
     {VV_NAME("argv",		 VAR_LIST), VV_RO},
+    {VV_NAME("collate",		 VAR_STRING), VV_RO},
 };
 
 // shorthand