diff --git a/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_c_symbols b/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_c_symbols
index e298ae47f72d..4d83c5cfe9bd 100644
--- a/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_c_symbols
+++ b/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_c_symbols
@@ -51,8 +51,6 @@ ___bt_setcur
 ___bt_split
 ___bt_sync
 ___buf_free
-___cVersionNumber
-___cVersionString
 ___call_hash
 ___cleanup
 ___cmp_D2A
diff --git a/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_kernel_symbols b/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_kernel_symbols
index 000af8ad7b74..4d1a1f521b06 100644
--- a/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_kernel_symbols
+++ b/pkgs/os-specific/darwin/apple-source-releases/Libsystem/system_kernel_symbols
@@ -57,8 +57,6 @@ ___ioctl
 ___iopolicysys
 ___kdebug_trace
 ___kdebug_trace64
-___kernelVersionNumber
-___kernelVersionString
 ___kill
 ___lchown
 ___libkernel_init