diff --git a/tasmota/tasmota_xsns_sensor/xsns_53_sml.ino b/tasmota/tasmota_xsns_sensor/xsns_53_sml.ino
index af3120d62..ec73da332 100755
--- a/tasmota/tasmota_xsns_sensor/xsns_53_sml.ino
+++ b/tasmota/tasmota_xsns_sensor/xsns_53_sml.ino
@@ -3156,28 +3156,38 @@ void SML_Init(void) {
           // add descriptor +1,1,c,0,10,H20
           //toLogEOL(">>",lp);
           lp++;
-          index = *lp & 7;
-          lp += 2;
+          char *lp1;
+#ifdef SML_REPLACE_VARS
+          char dstbuf[SML_SRCBSIZE*2];
+          Replace_Cmd_Vars(lp, 1, dstbuf, sizeof(dstbuf));
+          lp += SML_getlinelen(lp);
+				  lp1 = dstbuf;
+#else   
+          lp1 = lp;
+          lp += SML_getlinelen(lp);
+#endif
+          index = *lp1 & 7;
+          lp1 += 2;
           if (index < 1 || index > sml_globs.meters_used) {
             AddLog(LOG_LEVEL_INFO, PSTR("illegal meter number!"));
             goto next_line;
           }
           index--;
           mmp = &meter_desc[index];
-          if (*lp == '[') {
+          if (*lp1 == '[') {
             // sign TCP mode
             srcpin = TCP_MODE_FLG;
-            lp++;
+            lp1++;
             char str[32];
             uint8_t cnt;
             for (cnt = 0; cnt < sizeof(str) - 1; cnt++) {
-              if (!*lp || *lp == '\n' || *lp == ']') {
+              if (!*lp1 || *lp1 == '\n' || *lp1 == ']') {
                 break;
               }
-              str[cnt] = *lp++;
+              str[cnt] = *lp1++;
             }
             str[cnt] = 0;
-            lp++;
+            lp1++;
 #ifdef USE_SML_TCP
 #ifdef USE_SML_TCP_IP_STR
             strcpy(mmp->ip_addr, str);
@@ -3186,7 +3196,7 @@ void SML_Init(void) {
 #endif
 #endif
           } else {
-            srcpin  = strtol(lp, &lp, 10);
+            srcpin  = strtol(lp1, &lp1, 10);
             if (Gpio_used(abs(srcpin))) {
               AddLog(LOG_LEVEL_INFO, PSTR("SML: Error: Duplicate GPIO %d defined. Not usable for RX in meter number %d"), abs(srcpin), index + 1);
 dddef_exit:
@@ -3196,53 +3206,53 @@ dddef_exit:
             }
           }
           mmp->srcpin = srcpin;
-          if (*lp != ',') goto next_line;
-          lp++;
-          mmp->type = *lp;
-          lp++;
-          if (*lp != ',') {
-            switch (*lp) {
+          if (*lp1 != ',') goto next_line;
+          lp1++;
+          mmp->type = *lp1;
+          lp1++;
+          if (*lp1 != ',') {
+            switch (*lp1) {
               case 'N':
-                lp++;
-                mmp->sopt = 0x10 | (*lp & 3);
-                lp++;
+                lp1++;
+                mmp->sopt = 0x10 | (*lp1 & 3);
+                lp1++;
                 break;
               case 'E':
-                lp++;
-                mmp->sopt = 0x20 | (*lp & 3);
-                lp++;
+                lp1++;
+                mmp->sopt = 0x20 | (*lp1 & 3);
+                lp1++;
                 break;
               case 'O':
-                lp++;
-                mmp->sopt = 0x30 | (*lp & 3);
-                lp++;
+                lp1++;
+                mmp->sopt = 0x30 | (*lp1 & 3);
+                lp1++;
                 break;
               default:
-                mmp->sopt = *lp&7;
-                lp++;
+                mmp->sopt = *lp1&7;
+                lp1++;
             }
           } else {
             mmp->sopt = 0;
           }
-          lp++;
-          mmp->flag = strtol(lp, &lp, 10);
-          if (*lp != ',') goto next_line;
-          lp++;
-          mmp->params = strtol(lp, &lp, 10);
-          if (*lp != ',') goto next_line;
-          lp++;
+          lp1++;
+          mmp->flag = strtol(lp1, &lp1, 10);
+          if (*lp1 != ',') goto next_line;
+          lp1++;
+          mmp->params = strtol(lp1, &lp1, 10);
+          if (*lp1 != ',') goto next_line;
+          lp1++;
           mmp->prefix[SML_PREFIX_SIZE - 1] = 0;
           for (uint32_t cnt = 0; cnt < SML_PREFIX_SIZE; cnt++) {
-            if (*lp == SCRIPT_EOL || *lp == ',') {
+            if (*lp1 == SCRIPT_EOL || *lp1 == ',') {
               mmp->prefix[cnt] = 0;
               break;
             }
-           mmp->prefix[cnt] = *lp++;
+           mmp->prefix[cnt] = *lp1++;
           }
-          if (*lp == ',') {
-            lp++;
+          if (*lp1 == ',') {
+            lp1++;
             // get TRX pin
-            mmp->trxpin = strtol(lp, &lp, 10);
+            mmp->trxpin = strtol(lp1, &lp1, 10);
             if (mmp->srcpin != TCP_MODE_FLG) {
               if (Gpio_used(mmp->trxpin)) {
                 AddLog(LOG_LEVEL_INFO, PSTR("SML: Error: Duplicate GPIO %d defined. Not usable for TX in meter number %d"), meter_desc[index].trxpin, index + 1);
@@ -3250,19 +3260,19 @@ dddef_exit:
               }
             }
             // optional transmit enable pin
-            if (*lp == '(') {
-              lp++;
-              if (*lp == 'i') {
-                lp++;
+            if (*lp1 == '(') {
+              lp1++;
+              if (*lp1 == 'i') {
+                lp1++;
                 mmp->trx_en.trxenpol = 1;
               } else {
                 mmp->trx_en.trxenpol = 0;
               }
-              mmp->trx_en.trxenpin = strtol(lp, &lp, 10);
-              if (*lp != ')') {
+              mmp->trx_en.trxenpin = strtol(lp1, &lp1, 10);
+              if (*lp1 != ')') {
                 goto dddef_exit;
               }
-              lp++;
+              lp1++;
               if (Gpio_used(mmp->trx_en.trxenpin)) {
                 AddLog(LOG_LEVEL_INFO, PSTR("SML: Error: Duplicate GPIO %d defined. Not usable for TX enable in meter number %d"), meter_desc[index].trx_en.trxenpin, index + 1);
                 goto dddef_exit;
@@ -3273,15 +3283,15 @@ dddef_exit:
             } else {
               mmp->trx_en.trxen = 0;
             }
-            if (*lp != ',') goto next_line;
-            lp++;
-            mmp->tsecs = strtol(lp, &lp, 10);
-            if (*lp == ',') {
-              lp++;
+            if (*lp1 != ',') goto next_line;
+            lp1++;
+            mmp->tsecs = strtol(lp1, &lp1, 10);
+            if (*lp1 == ',') {
+              lp1++;
               // look ahead
               uint16_t txlen = 0;
               uint16_t tx_entries = 1;
-              char *txp = lp;
+              char *txp = lp1;
               while (*txp) {
                 if (*txp == ',') tx_entries++;
                 if (*txp == SCRIPT_EOL) {
@@ -3303,7 +3313,7 @@ dddef_exit:
 								memory += txlen + 2;
                 if (mmp->txmem) {
                   // now copy send blocks
-                  char *txp = lp;
+                  char *txp = lp1;
                   uint16_t tind = 0;
                   for (uint32_t cnt = 0; cnt < txlen; cnt++) {
                       if (*txp == SCRIPT_EOL) {
@@ -3318,11 +3328,11 @@ dddef_exit:
                 mmp->index = 0;
                 mmp->max_index = tx_entries;
                 sml_globs.sml_send_blocks++;
-                lp += txlen;
+                lp1 += txlen;
               }
             }
           }
-          if (*lp == SCRIPT_EOL) lp--;
+          if (*lp1 == SCRIPT_EOL) lp1--;
           goto next_line;
         }
 				char *lp1;