diff --git a/share/mk/bsd.compat.mk b/share/mk/bsd.compat.mk
--- a/share/mk/bsd.compat.mk
+++ b/share/mk/bsd.compat.mk
@@ -37,7 +37,6 @@
 LIB32_MACHINE_ARCH=	i386
 LIB32WMAKEENV=	MACHINE_CPU="i686 mmx sse sse2"
 LIB32WMAKEFLAGS=	\
-		AS="${XAS} --32" \
 		LD="${XLD} -m elf_i386_fbsd"
 
 .elif ${COMPAT_ARCH} == "powerpc64"
diff --git a/share/mk/bsd.lib.mk b/share/mk/bsd.lib.mk
--- a/share/mk/bsd.lib.mk
+++ b/share/mk/bsd.lib.mk
@@ -192,7 +192,7 @@
 	${CTFCONVERT_CMD}
 
 .s.po .s.pico .s.nossppico .s.pieo:
-	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
+	${CC:N${CCACHE_BIN}} -x assembler ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
 	${CTFCONVERT_CMD}
 
 .asm.po:
diff --git a/share/mk/bsd.suffixes.mk b/share/mk/bsd.suffixes.mk
--- a/share/mk/bsd.suffixes.mk
+++ b/share/mk/bsd.suffixes.mk
@@ -55,7 +55,7 @@
 	${CTFCONVERT_CMD}
 
 .s.o:
-	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
+	${CC:N${CCACHE_BIN}} -x assembler ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
 	${CTFCONVERT_CMD}
 
 # XXX not -j safe