diff --git a/payloads/libpayload/curses/PDCurses/dos/pdcutil.c b/payloads/libpayload/curses/PDCurses/dos/pdcutil.c
index b209352a39..98df72a0d2 100644
--- a/payloads/libpayload/curses/PDCurses/dos/pdcutil.c
+++ b/payloads/libpayload/curses/PDCurses/dos/pdcutil.c
@@ -88,7 +88,7 @@ void setdosmemword(int offset, unsigned short w)
 
 void PDC_dpmi_int(int vector, pdc_dpmi_regs *rmregs)
 {
-    union REGPACK regs = {0};
+    union REGPACK regs = {};
 
     rmregs->w.ss = 0;
     rmregs->w.sp = 0;
diff --git a/src/drivers/wifi/generic/acpi.c b/src/drivers/wifi/generic/acpi.c
index 753492abad..fd57120594 100644
--- a/src/drivers/wifi/generic/acpi.c
+++ b/src/drivers/wifi/generic/acpi.c
@@ -1246,7 +1246,7 @@ static void wifi_ssdt_write_properties(const struct device *dev, const char *sco
 	struct dsm_uuid dsm_ids[MAX_DSM_FUNCS];
 
 	/* Retrieve the SAR limits data */
-	union wifi_sar_limits sar_limits = {0};
+	union wifi_sar_limits sar_limits = {};
 	bool sar_loaded = false;
 	if (CONFIG(USE_SAR)) {
 		if (get_wifi_sar_limits(&sar_limits) < 0)
diff --git a/src/soc/mediatek/common/dp/dptx_common.c b/src/soc/mediatek/common/dp/dptx_common.c
index d6747f78bc..c2d6f5119b 100644
--- a/src/soc/mediatek/common/dp/dptx_common.c
+++ b/src/soc/mediatek/common/dp/dptx_common.c
@@ -356,7 +356,7 @@ static void dptx_set_tu(struct mtk_dp *mtk_dp)
 static void dptx_set_misc(struct mtk_dp *mtk_dp)
 {
 	u8 format, depth;
-	union misc_t dptx_misc = { .cmisc = {0} };
+	union misc_t dptx_misc = { .cmisc = {} };
 
 	format = mtk_dp->info.format;
 	depth = mtk_dp->info.depth;