diff --git a/lib/cretonne/Cargo.toml b/lib/cretonne/Cargo.toml
index adcaa28f76..96385da3e8 100644
--- a/lib/cretonne/Cargo.toml
+++ b/lib/cretonne/Cargo.toml
@@ -7,7 +7,7 @@ license = "Apache-2.0"
 documentation = "https://cretonne.readthedocs.io/"
 repository = "https://github.com/Cretonne/cretonne"
 readme = "README.md"
-keywords = [ "compile", "compiler", "jit" ]
+keywords = ["compile", "compiler", "jit"]
 build = "build.rs"
 
 [lib]
diff --git a/lib/wasm/Cargo.toml b/lib/wasm/Cargo.toml
index 140ab69cfe..536c31daa6 100644
--- a/lib/wasm/Cargo.toml
+++ b/lib/wasm/Cargo.toml
@@ -6,7 +6,7 @@ description = "Translator from WebAssembly to Cretonne IL"
 repository = "https://github.com/Cretonne/cretonne"
 license = "Apache-2.0"
 readme = "README.md"
-keywords = [ "webassembly", "wasm" ]
+keywords = ["webassembly", "wasm"]
 
 [lib]
 name = "cton_wasm"