diff --git a/RX_FSK/src/RS41.cpp b/RX_FSK/src/RS41.cpp
index e61870c..ba17250 100644
--- a/RX_FSK/src/RS41.cpp
+++ b/RX_FSK/src/RS41.cpp
@@ -853,6 +853,9 @@ int RS41::decode41(byte *data, int maxlen)
                                                     calibration->value.calTU, calibration->value.taylorTU, calibration->value.polyTrh );
                Serial.printf("Humidity Sensor temperature = %f\n", si->tempRHSensor );
                si->relativeHumidity = GetRAHumidity( humidityMain, humidityRef1, humidityRef2, si->tempRHSensor, si->temperature, si->pressure );
+	       // drop humidity if invalid. faulty sonde can cause a value INFINITY that breaks JSON export.
+	       // We must make sure that humitidy is either a number of NAN (INFINIT is >100 so this is handled correctly now)
+	       if(si->relativeHumidity<0 || si->relativeHumidity>100) si->relativeHumidity = NAN;
                Serial.printf("Relative humidity = %f\n", si->relativeHumidity );
             }
          }
diff --git a/RX_FSK/src/conn-sdcard.cpp b/RX_FSK/src/conn-sdcard.cpp
index d754068..d8346fe 100644
--- a/RX_FSK/src/conn-sdcard.cpp
+++ b/RX_FSK/src/conn-sdcard.cpp
@@ -154,6 +154,7 @@ String ConnSDCard::getStatus() {
   char buf[256];
   snprintf(buf, 256, "SD card type: %s [size: %lu MB]. File system: %lu / %lu MB used", cardTypeStr(cardType),
     cardSize, usedSize, totalSize);
+  strlcat(buf, "; <a href=\\\"/sdfiles.html\\\">SD-Card content</a>", 256);
   return String(buf);
 }
 
diff --git a/RX_FSK/src/conn-sondehub.cpp b/RX_FSK/src/conn-sondehub.cpp
index fe95249..1c62168 100644
--- a/RX_FSK/src/conn-sondehub.cpp
+++ b/RX_FSK/src/conn-sondehub.cpp
@@ -302,21 +302,12 @@ void ConnSondehub::sondehub_station_update() {
   w = data;
   // not necessary...  memset(w, 0, STATION_DATA_LEN);
 
-  if(strncmp(version_id, "dev2", 4)==0) {
-  sprintf(w,
-          "{"
-          "\"software_name\": \"%s\","
-          "\"software_version\": \"devel%s\","
-          "\"uploader_callsign\": \"%s\",",
-          version_name, version_id+3, conf->callsign);
-  } else {
   sprintf(w,
           "{"
           "\"software_name\": \"%s\","
           "\"software_version\": \"%s\","
           "\"uploader_callsign\": \"%s\",",
           version_name, version_id, conf->callsign);
-  }
   w += strlen(w);
 
   // Only send email if provided