diff --git a/bootloader/hos/hos_config.c b/bootloader/hos/hos_config.c
index 4c3d789..190ef5f 100644
--- a/bootloader/hos/hos_config.c
+++ b/bootloader/hos/hos_config.c
@@ -223,7 +223,7 @@ static int _config_exo_user_pmu_access(launch_ctxt_t *ctxt, const char *value)
 static int _config_exo_cal0_blanking(launch_ctxt_t *ctxt, const char *value)
 {
 	// Override key found.
-	ctxt->exo_cfg.cal0_blank = calloc(1, 1);
+	ctxt->exo_cfg.cal0_blank = calloc(sizeof(bool), 1);
 
 	if (*value == '1')
 	{
@@ -236,7 +236,7 @@ static int _config_exo_cal0_blanking(launch_ctxt_t *ctxt, const char *value)
 static int _config_exo_cal0_writes_enable(launch_ctxt_t *ctxt, const char *value)
 {
 	// Override key found.
-	ctxt->exo_cfg.cal0_allow_writes_sys = calloc(1, 1);
+	ctxt->exo_cfg.cal0_allow_writes_sys = calloc(sizeof(bool), 1);
 
 	if (*value == '1')
 	{
diff --git a/bootloader/hos/secmon_exo.c b/bootloader/hos/secmon_exo.c
index 60e062b..ab84264 100644
--- a/bootloader/hos/secmon_exo.c
+++ b/bootloader/hos/secmon_exo.c
@@ -221,12 +221,12 @@ void config_exosphere(launch_ctxt_t *ctxt)
 	if (ctxt->exo_cfg.user_pmu)
 		exoFlags |= EXO_FLAG_USER_PMU;
 
-	// Check if exo ini value is overridden and enable prodinfo blanking.
+	// Enable prodinfo blanking. Check if exo ini value is overridden. If not, check if enabled in exo ini.
 	if ((ctxt->exo_cfg.cal0_blank && *ctxt->exo_cfg.cal0_blank)
 			|| (!ctxt->exo_cfg.cal0_blank && cal0_blanking))
 		exoFlags |= EXO_FLAG_CAL0_BLANKING;
 
-	// Check if exo ini value is overridden and allow prodinfo writes.
+	// Allow prodinfo writes. Check if exo ini value is overridden. If not, check if enabled in exo ini.
 	if ((ctxt->exo_cfg.cal0_allow_writes_sys && *ctxt->exo_cfg.cal0_allow_writes_sys)
 			|| (!ctxt->exo_cfg.cal0_allow_writes_sys && cal0_allow_writes_sys))
 		exoFlags |= EXO_FLAG_CAL0_WRITES_SYS;