diff --git a/build.rs b/build.rs
index 2dd7b19..b9e37e8 100644
--- a/build.rs
+++ b/build.rs
@@ -59,7 +59,7 @@ fn main() {
 
     let dst = Config::new(LIB_GC_DIR)
         .profile("Release")
-        .define("BUILD_SHARED_LIBS", "FALSE")
+        .define("GC_BUILD_SHARED_LIBS", "FALSE")
         .cflag(format!("-I{}", libatomic_include_path))
         .build();
 
diff --git a/vendor/bdwgc b/vendor/bdwgc
index 5901d16..832713e 160000
--- a/vendor/bdwgc
+++ b/vendor/bdwgc
@@ -1 +1 @@
-Subproject commit 5901d16bbc45e867408ab88e3383757e9cb88306
+Subproject commit 832713e82a43aee85abd9db19a0e977c60e31c9b