diff --git a/common.gypi b/common.gypi
index 33cd361e67a672..3f708d89b1ef38 100644
--- a/common.gypi
+++ b/common.gypi
@@ -212,6 +212,9 @@
             'cflags': [ '-qINLINE=::150:100000' ]
           }],
           ['OS!="mac" and OS!="win" and OS!="zos"', {
+            # -fno-omit-frame-pointer is necessary for the --perf_basic_prof
+            # flag to work correctly. perf(1) gets confused about JS stack
+            # frames otherwise, even with --call-graph dwarf.
             'cflags': [ '-fno-omit-frame-pointer' ],
           }],
           ['OS=="linux"', {
@@ -546,9 +549,6 @@
           }],
         ],
       }],
-      ['OS=="freebsd" and node_use_dtrace=="true"', {
-        'libraries': [ '-lelf' ],
-      }],
       ['OS=="freebsd"', {
         'ldflags': [
           '-Wl,--export-dynamic',