diff --git a/edn/Cargo.toml b/edn/Cargo.toml
index 23bbed47..98ff299c 100644
--- a/edn/Cargo.toml
+++ b/edn/Cargo.toml
@@ -18,7 +18,7 @@ pretty = "~0.10"
 uuid = { version = "~0.8", features = ["v4", "serde"] }
 serde = { version = "~1.0", optional = true }
 serde_derive = { version = "~1.0", optional = true }
-peg = "~0.6"
+peg = "~0.7"
 
 [dev-dependencies]
 serde_test = "~1.0"