diff --git a/core/vector/common.xml b/core/vector/common.xml
index 367b86db..dc68cfb5 100644
--- a/core/vector/common.xml
+++ b/core/vector/common.xml
@@ -166,6 +166,36 @@
+ The template \ref{_repeat-value_} will generate a vector from the
+ given value for each class match.
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+ __k
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