diff --git a/mkdocs/docs/config/threads.md b/mkdocs/docs/config/threads.md
index 331132fa..a8b5014e 100644
--- a/mkdocs/docs/config/threads.md
+++ b/mkdocs/docs/config/threads.md
@@ -43,7 +43,7 @@ When enabled this sets the number of threads in the message processing pool.
   threads depending on the CPU core count.
 * `process-thread-count=N` where `N>0`: Create a thread pool of `N` threads.
 * `process-thread-count=N` where `N<-1`: Create a thread pool of `CPUCount /
-  -N` threads.
+  -N` threads. Minimum of 1.
 
 
 ## process-thread-queue-depth