diff --git a/contrib/devtools/symbol-check.py b/contrib/devtools/symbol-check.py
index 6949cb7ce..2a335b968 100755
--- a/contrib/devtools/symbol-check.py
+++ b/contrib/devtools/symbol-check.py
@@ -99,6 +99,7 @@ MACHO_ALLOWED_LIBRARIES = {
 'ImageIO', # read and write image file formats.
 'IOKit', # user-space access to hardware devices and drivers.
 'libobjc.A.dylib', # Objective-C runtime library
+'Security',
 }
 
 PE_ALLOWED_LIBRARIES = {