diff --git a/doc/src/pair_hybrid.rst b/doc/src/pair_hybrid.rst
index e4e253caf9..868d645b83 100644
--- a/doc/src/pair_hybrid.rst
+++ b/doc/src/pair_hybrid.rst
@@ -452,6 +452,9 @@ the same or else LAMMPS will generate an error.
 Pair style *hybrid/scaled* currently only works for non-accelerated
 pair styles and pair styles from the OPT package.
 
+When using pair styles from the GPU package they must not be listed
+multiple times.  LAMMPS will detect this and abort.
+
 Related commands
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