diff --git a/Makefile.inc1 b/Makefile.inc1
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -1770,6 +1770,12 @@
 .endfor
 .endfor
 .endif
+# 20250110 rename of subr_ticks.s to subr_ticks.S
+	@if [ -e "${KRNLOBJDIR}/${KERNCONF}/.depend.subr_ticks.o" ] && \
+	    grep -q subr_ticks.s "${KRNLOBJDIR}/${KERNCONF}/.depend.subr_ticks.o"; then \
+		echo "Removing stale dependencies for subr_ticks"; \
+		rm -f ${KRNLOBJDIR}/${KERNCONF}/.depend.subr_ticks.*; \
+	fi
 
 ${WMAKE_TGTS:N_cleanworldtmp:N_worldtmp:${libcompats:@v@Nbuild${v}@:ts:}}: .MAKE .PHONY
 ${.ALLTARGETS:M_*:N_cleanworldtmp:N_worldtmp}: .MAKE .PHONY
diff --git a/sys/conf/files b/sys/conf/files
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -3932,7 +3932,7 @@
 kern/subr_stats.c		optional stats
 kern/subr_taskqueue.c		standard
 kern/subr_terminal.c		optional vt
-kern/subr_ticks.s		standard
+kern/subr_ticks.S		standard
 kern/subr_trap.c		standard
 kern/subr_turnstile.c		standard
 kern/subr_uio.c			standard
diff --git a/sys/kern/subr_ticks.s b/sys/kern/subr_ticks.S
rename from sys/kern/subr_ticks.s
rename to sys/kern/subr_ticks.S
--- a/sys/kern/subr_ticks.s
+++ b/sys/kern/subr_ticks.S
@@ -16,15 +16,7 @@
 GNU_PROPERTY_AARCH64_FEATURE_1_NOTE(GNU_PROPERTY_AARCH64_FEATURE_1_VAL)
 #endif
 
-#ifdef _ILP32
-#define	SIZEOF_TICKSL	4
-#define	TICKSL_INIT	.long 0
-#else
-#define	SIZEOF_TICKSL	8
-#define	TICKSL_INIT	.quad 0
-#endif
-
-#if defined(_ILP32) || __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
 #define	TICKS_OFFSET	0
 #else
 #define	TICKS_OFFSET	4
@@ -34,11 +26,11 @@
 
 	.global ticksl
 	.type ticksl, %object
-	.align SIZEOF_TICKSL
-ticksl:	TICKSL_INIT
-	.size ticksl, SIZEOF_TICKSL
+	.align __SIZEOF_LONG__
+ticksl:	.zero __SIZEOF_LONG__
+	.size ticksl, __SIZEOF_LONG__
 
 	.global ticks
 	.type ticks, %object
 ticks	=ticksl + TICKS_OFFSET
-	.size ticks, 4
+	.size ticks, __SIZEOF_INT__