diff --git a/Cargo.toml b/Cargo.toml
index ce1d36219cbe..b5e5dcf5cef7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@ docopt = "1.0.1"
 serde = { "version" = "1.0.94", features = ["derive"] }
 faerie = "0.10.1"
 failure = "0.1"
-target-lexicon = { version = "0.4.0", default-features = false }
+target-lexicon = { version = "0.7.0", default-features = false }
 pretty_env_logger = "0.3.0"
 file-per-thread-logger = "0.1.1"
 wabt = "0.9"
diff --git a/misc/wasmtime-py/Cargo.toml b/misc/wasmtime-py/Cargo.toml
index c5bf58fcc5d8..6474838c2233 100644
--- a/misc/wasmtime-py/Cargo.toml
+++ b/misc/wasmtime-py/Cargo.toml
@@ -21,7 +21,7 @@ wasmtime-environ = { path = "../../wasmtime-environ" }
 wasmtime-interface-types = { path = "../../wasmtime-interface-types" }
 wasmtime-jit = { path = "../../wasmtime-jit" }
 wasmtime-runtime = { path = "../../wasmtime-runtime" }
-target-lexicon = { version = "0.4.0", default-features = false }
+target-lexicon = { version = "0.7.0", default-features = false }
 failure = "0.1"
 region = "2.0.0"
 wasmparser = "0.37.1"