diff --git a/panda/src/cocoadisplay/cocoaGraphicsPipe.mm b/panda/src/cocoadisplay/cocoaGraphicsPipe.mm
index 3ad9099545..2605723a59 100644
--- a/panda/src/cocoadisplay/cocoaGraphicsPipe.mm
+++ b/panda/src/cocoadisplay/cocoaGraphicsPipe.mm
@@ -160,7 +160,7 @@ load_display_information() {
 
   // Get processor information
   const NXArchInfo *ainfo = NXGetLocalArchInfo();
-  _display_information->_cpu_brand_string = strdup(ainfo->description);
+  _display_information->_cpu_brand_string.assign(ainfo->description);
 
   // Get version of Mac OS X
   SInt32 major, minor, bugfix;