1diff --git a/build/moz.configure/toolchain.configure b/build/moz.configure/toolchain.configure 2index 37c00230c853..dd89bea24392 100644 3--- a/build/moz.configure/toolchain.configure 4+++ b/build/moz.configure/toolchain.configure 5@@ -233,7 +233,7 @@ with only_when(host_is_osx | target_is_osx): 6 ) 7 8 def mac_sdk_min_version(): 9- return "15.5" 10+ return "15.2" 11 12 @depends( 13 "--with-macos-sdk",