diff --git a/bcc.cpp b/bcc.cpp
index 3751edf..c9e649f 100644
--- a/bcc.cpp
+++ b/bcc.cpp
@@ -515,7 +515,7 @@
       std::string ErrMsg;
 
       mpCodeMem = ::mmap(NULL, MaxCodeSize, PROT_READ | PROT_WRITE | PROT_EXEC,
-                         MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                         MAP_PRIVATE | MAP_ANON, -1, 0);
       if (mpCodeMem == MAP_FAILED)
         llvm::report_fatal_error(
             "Failed to allocate memory for emitting function codes\n" + ErrMsg
@@ -523,7 +523,7 @@
 
       mpGVMem = ::mmap(mpCodeMem, MaxGlobalVarSize,
                        PROT_READ | PROT_WRITE | PROT_EXEC,
-                       MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                       MAP_PRIVATE | MAP_ANON, -1, 0);
       if (mpGVMem == MAP_FAILED)
         llvm::report_fatal_error(
             "Failed to allocate memory for emitting global variables\n" + ErrMsg