diff --git a/docs/assertions.md b/docs/assertions.md
index b9d1a374..02b4de98 100644
--- a/docs/assertions.md
+++ b/docs/assertions.md
@@ -131,6 +131,11 @@ To support Matchers a slightly different form is used. Matchers have [their own
 
 Matchers can be composed using `&&`, `||` and `!` operators.
 
+## Thread Safety
+
+Currently assertions in Catch are not thread safe.
+For more details, along with workarounds, see the section on [the limitations page](limitations.md#thread-safe-assertions).
+
 ---
 
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