diff --git a/libc/bionic/assert.cpp b/libc/bionic/assert.cpp
index 985fc38..41831cb 100644
--- a/libc/bionic/assert.cpp
+++ b/libc/bionic/assert.cpp
@@ -30,16 +30,16 @@
 
 #include <assert.h>
 
-#include "private/libc_logging.h"
+#include <async_safe/log.h>
 
 void __assert(const char* file, int line, const char* failed_expression) {
-  __libc_fatal("%s:%d: assertion \"%s\" failed", file, line, failed_expression);
+  async_safe_fatal("%s:%d: assertion \"%s\" failed", file, line, failed_expression);
 }
 
 void __assert2(const char* file, int line, const char* function, const char* failed_expression) {
-  __libc_fatal("%s:%d: %s: assertion \"%s\" failed", file, line, function, failed_expression);
+  async_safe_fatal("%s:%d: %s: assertion \"%s\" failed", file, line, function, failed_expression);
 }
 
 extern "C" __LIBC_HIDDEN__ void longjmperror() {
-  __libc_fatal("longjmp botch");
+  async_safe_fatal("longjmp botch");
 }