diff --git a/src/lib_klee_replay.rs b/src/lib_klee_replay.rs
index 71ee5e3821549ac36ad4ceaf95f196f33cab2b01..92473d9031d5888e1a73c6f957f34c4adf86ec6f 100644
--- a/src/lib_klee_replay.rs
+++ b/src/lib_klee_replay.rs
@@ -9,7 +9,7 @@ pub fn klee_assume(_cond: bool) {}
 pub fn klee_make_symbolic<T>(t: &mut T) {
     // force LLVM to consider data to be mutated
     unsafe {
-        llvm_asm!("bkpt #0" : /* output */: /* input */ "r"(t): /* clobber */ : "volatile")
+        asm!("bkpt #3")
     }
 }