diff --git a/Cargo.toml b/Cargo.toml
index 8cb3465d..215aeac2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ default = ["std"]
 std = []
 
 [dependencies]
-serde = { version = "1.0", optional = true, default-features = false }
+serde = { version = "1.0.194", optional = true, default-features = false }
 
 [lib]
 doc-scrape-examples = false