diff --git a/src/asn1.c b/src/asn1.c
index e103e592..796035e6 100644
--- a/src/asn1.c
+++ b/src/asn1.c
@@ -929,7 +929,6 @@ int asn1_time_to_str(int utc_time, time_t timestamp, char *str)
 
 int asn1_utc_time_to_der_ex(int tag, time_t a, uint8_t **out, size_t *outlen)
 {
-	struct tm tm_val;
 	char buf[ASN1_UTC_TIME_LEN + 1] = {0};
 	int utc_time = 1;
 
diff --git a/src/x509_cer.c b/src/x509_cer.c
index af0712df..39dc0563 100644
--- a/src/x509_cer.c
+++ b/src/x509_cer.c
@@ -95,7 +95,6 @@ int x509_explicit_version_from_der(int index, int *version, const uint8_t **in,
 int x509_time_to_der(time_t tv, uint8_t **out, size_t *outlen)
 {
 	int ret;
-	struct tm tm_val;
 	static time_t utc_time_max = 0;
 
 	if (!utc_time_max) {
@@ -137,7 +136,6 @@ int x509_time_from_der(time_t *tv, const uint8_t **in, size_t *inlen)
 
 int x509_validity_add_days(time_t *not_after, time_t not_before, int days)
 {
-	struct tm tm_val;
 	if (days < X509_VALIDITY_MIN_DAYS
 		|| days > X509_VALIDITY_MAX_DAYS) {
 		error_print();