diff --git a/src/Arduino/Print.cpp b/src/Arduino/Print.cpp
index 877447d7..6525f04a 100644
--- a/src/Arduino/Print.cpp
+++ b/src/Arduino/Print.cpp
@@ -19,7 +19,7 @@ size_t Print::print(const char s[]) {
 
 size_t Print::print(double value, int digits) {
   char tmp[32];
-  sprintf(tmp, "%.*g", digits + 1, value);
+  sprintf(tmp, "%.*f", digits, value);
   return print(tmp);
 }
 
diff --git a/src/Internals/JsonParser.cpp b/src/Internals/JsonParser.cpp
index d7fe1fb0..1df73876 100644
--- a/src/Internals/JsonParser.cpp
+++ b/src/Internals/JsonParser.cpp
@@ -117,9 +117,9 @@ void JsonParser::parseNumberTo(JsonValue &destination) {
 
   if (*endOfLong == '.') {
     // stopped on a decimal separator
-    double douleValue = strtod(_ptr, &_ptr);
+    double doubleValue = strtod(_ptr, &_ptr);
     int decimals = _ptr - endOfLong - 1;
-    destination.set(douleValue, decimals);
+    destination.set(doubleValue, decimals);
   } else {
     _ptr = endOfLong;
     destination = longValue;