diff --git a/Cargo.toml b/Cargo.toml
index b4f331b..8e02102 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -66,7 +66,7 @@ features = [
 ]
 
 [dependencies.winnow]
-version = "0.7"
+version = ">= 0.6"
 
 [dev-dependencies]