diff --git a/phf/Cargo.toml b/phf/Cargo.toml
index ceb12904..f0471ad2 100644
--- a/phf/Cargo.toml
+++ b/phf/Cargo.toml
@@ -8,6 +8,7 @@ version = "0.0.0"
 
 name = "phf"
 path = "src/lib.rs"
+test = false
 
 [dev_dependencies.phf_mac]
 
diff --git a/phf_mac/Cargo.toml b/phf_mac/Cargo.toml
index 28e22c80..f3d68ebb 100644
--- a/phf_mac/Cargo.toml
+++ b/phf_mac/Cargo.toml
@@ -9,3 +9,4 @@ version = "0.0.0"
 name = "phf_mac"
 path = "src/lib.rs"
 plugin = true
+test = false