diff --git a/ethers-solc/Cargo.toml b/ethers-solc/Cargo.toml
index 5b60c3c5..32b0f99d 100644
--- a/ethers-solc/Cargo.toml
+++ b/ethers-solc/Cargo.toml
@@ -38,7 +38,7 @@ fs_extra = { version = "1.2.0", optional = true }
 sha2 = { version = "0.10.6", default-features = false, optional = true }
 dunce = "1.0.3"
 solang-parser = { default-features = false, version = "=0.1.18" }
-rayon = "1.6.1"
+rayon = "1.6.0"
 rand = { version = "0.8.5", optional = true }
 path-slash = "0.2.1"
 cfg-if = "1.0.0"