diff --git a/Makefile b/Makefile
index 695be54..bce31b9 100644
--- a/Makefile
+++ b/Makefile
@@ -56,9 +56,10 @@ CFLAGS-appletvos.arm64=-fembed-bitcode
 PYTHON_CONFIGURE-tvOS=ac_cv_func_sigaltstack=no
 
 # watchOS targets
-TARGETS-watchOS=watchsimulator.i386 watchos.armv7k
+TARGETS-watchOS=watchsimulator.i386 watchsimulator.x86_64 watchos.armv7k watchos.arm64_32
 CFLAGS-watchOS=-mwatchos-version-min=4.0
 CFLAGS-watchos.armv7k=-fembed-bitcode
+CFLAGS-watchos.arm64_32=-fembed-bitcode
 PYTHON_CONFIGURE-watchOS=ac_cv_func_sigaltstack=no
 
 # override machine types for arm64