diff --git a/Library/Homebrew/os/mac/linkage_checker.rb b/Library/Homebrew/os/mac/linkage_checker.rb
index e72227fc48..e014e38169 100644
--- a/Library/Homebrew/os/mac/linkage_checker.rb
+++ b/Library/Homebrew/os/mac/linkage_checker.rb
@@ -23,10 +23,7 @@ class LinkageChecker
     @keg.find do |file|
       next if file.symlink? || file.directory?
       next unless file.dylib? || file.mach_o_executable? || file.mach_o_bundle?
-
-      # weakly loaded dylibs may not actually exist on disk, so skip them
-      # when checking for broken linkage
-      file.dynamically_linked_libraries(except: :LC_LOAD_WEAK_DYLIB).each do |dylib|
+      file.dynamically_linked_libraries.each do |dylib|
         @reverse_links[dylib] << file
         if dylib.start_with? "@"
           @variable_dylibs << dylib
diff --git a/Library/Homebrew/os/mac/mach.rb b/Library/Homebrew/os/mac/mach.rb
index 4113a06018..07598a23dd 100644
--- a/Library/Homebrew/os/mac/mach.rb
+++ b/Library/Homebrew/os/mac/mach.rb
@@ -1,7 +1,7 @@
 require "vendor/macho/macho"
 require "os/mac/architecture_list"
 
-module MachOShim
+module MachO
   # @private
   def macho
     @macho ||= begin
@@ -51,10 +51,8 @@ module MachOShim
     end
   end
 
-  def dynamically_linked_libraries(except: :none)
-    lcs = macho.dylib_load_commands.reject { |lc| lc.type == except }
-
-    lcs.map(&:name).map(&:to_s)
+  def dynamically_linked_libraries
+    macho.linked_dylibs
   end
 
   def dylib_id
diff --git a/Library/Homebrew/os/mac/pathname.rb b/Library/Homebrew/os/mac/pathname.rb
index 5fd59e1e79..9b65d7ac02 100644
--- a/Library/Homebrew/os/mac/pathname.rb
+++ b/Library/Homebrew/os/mac/pathname.rb
@@ -1,5 +1,5 @@
 require "os/mac/mach"
 
 class Pathname
-  include MachOShim
+  include MachO
 end