diff --git a/contrib/pyln-proto/requirements.txt b/contrib/pyln-proto/requirements.txt
index f42efcf2f..960b69cad 100644
--- a/contrib/pyln-proto/requirements.txt
+++ b/contrib/pyln-proto/requirements.txt
@@ -2,5 +2,5 @@ base58 ~= 2.0.1
 bitstring ~= 3.1.6
 coincurve ~= 13.0.0
 cryptography ~= 3.2
-mypy==0.790
+mypy>=0.790
 pysocks ~= 1.7.1