--- a/tools/codesighs/nm_wrap_osx.pl
+++ b/tools/codesighs/nm_wrap_osx.pl
@@ -49,17 +49,17 @@ my($prev_kind) = "";
 my($prev_symbol) = "";
 
 open(NM_OUTPUT, "nm -fnol $ARGV[0] | c++filt |") or die "nm failed to run on $ARGV[0]\n";
 while (<NM_OUTPUT>)
 {
   my($line) = $_;
   chomp($line);
   
-  if ($line =~ /^([^:]+):([0-9a-f]{8}) (\w) (.+)$/)
+  if ($line =~ /^([^:]+):\s*([0-9a-f]{8}) (\w) (.+)$/)
   {
     my($module) = $1;
     my($addr)   = $2;
     my($kind)   = $3;
     my($symbol) = $4;
   
     # we expect the input to have been piped through c++filt to
     # demangle symbols. For some reason, it doesn't always demangle