diff --git a/client/src/cmdhf14a.c b/client/src/cmdhf14a.c
index 8a6ce45ef..1048be3f5 100644
--- a/client/src/cmdhf14a.c
+++ b/client/src/cmdhf14a.c
@@ -2219,7 +2219,7 @@ static int CmdHf14AFindapdu(const char *Cmd) {
 
     bool inc_p1 = true;
     bool skip_ins = false;
-    uint64_t all_sw[256][256] = {0};
+    uint64_t all_sw[256][256] = { { 0 } };
     uint64_t sw_occurences = 0;
     uint64_t t_start = msclock();
     uint64_t t_last_reset = msclock();
diff --git a/client/src/cmdhfemrtd.c b/client/src/cmdhfemrtd.c
index 2ba45f5b7..afe5b6b6f 100644
--- a/client/src/cmdhfemrtd.c
+++ b/client/src/cmdhfemrtd.c
@@ -1777,8 +1777,8 @@ int infoHF_EMRTD(char *documentnumber, char *dob, char *expiry, bool BAC_availab
     }
 
     // Grab the hash list
-    uint8_t dg_hashes_sod[17][64] = { 0x00 };
-    uint8_t dg_hashes_calc[17][64] = { 0x00 };
+    uint8_t dg_hashes_sod[17][64] = { { 0 } };
+    uint8_t dg_hashes_calc[17][64] = { { 0 } };
     int hash_algo = 0;
 
     if (!emrtd_select_and_read(response, &resplen, dg_table[EF_SOD].fileid, ks_enc, ks_mac, ssc, BAC, use_14b)) {
@@ -1856,8 +1856,8 @@ int infoHF_EMRTD_offline(const char *path) {
     free(data);
 
     // Grab the hash list
-    uint8_t dg_hashes_sod[17][64] = { 0x00 };
-    uint8_t dg_hashes_calc[17][64] = { 0x00 };
+    uint8_t dg_hashes_sod[17][64] = { { 0 } };
+    uint8_t dg_hashes_calc[17][64] = { { 0 } };
     int hash_algo = 0;
 
     strcpy(filepath, path);