diff --git a/c/Cargo.toml b/c/Cargo.toml
index c3067889..fafb1ae1 100644
--- a/c/Cargo.toml
+++ b/c/Cargo.toml
@@ -13,7 +13,7 @@ autobins = false
 
 [lib]
 path="src/lib.rs"
-crate-type=["cdylib", "rlib"]
+crate-type=["cdylib", "staticlib", "rlib"]
 
 [profile.release]
 lto=true