diff --git a/src/liballoc_jemalloc/build.rs b/src/liballoc_jemalloc/build.rs
index 41193f6a41f89..c9bea2ecf5e9f 100644
--- a/src/liballoc_jemalloc/build.rs
+++ b/src/liballoc_jemalloc/build.rs
@@ -111,9 +111,11 @@ fn main() {
         cmd.arg("--with-jemalloc-prefix=je_");
     }
 
-    if cfg!(feature = "debug-jemalloc") {
-        cmd.arg("--enable-debug");
-    }
+    // FIXME: building with jemalloc assertions is currently broken.
+    // See <https://github.com/rust-lang/rust/issues/44152>.
+    //if cfg!(feature = "debug") {
+    //    cmd.arg("--enable-debug");
+    //}
 
     cmd.arg(format!("--host={}", build_helper::gnu_target(&target)));
     cmd.arg(format!("--build={}", build_helper::gnu_target(&host)));