diff --git a/Changelog b/Changelog
index 810a3c1..7e1fe5f 100644
--- a/Changelog
+++ b/Changelog
@@ -1,3 +1,6 @@
+2026-03-13:
+- json could not handle double types.
+
 2026-02-15:
 - webserver exited if file was not found. Return error code and keep running
 - webserver did not set the document root as expected 
diff --git a/UDPTCPNetwork-json.h b/UDPTCPNetwork-json.h
index 8fb845e..a4ae61a 100644
--- a/UDPTCPNetwork-json.h
+++ b/UDPTCPNetwork-json.h
@@ -52,6 +52,7 @@ public:
 	int GetValue(std::string varname, std::string *dest);
 	int GetValueInt(std::string varname, int *dest);
 	int GetValueInt64(std::string varname, int64_t *dest);
+	int GetValueDouble(std::string varname, double *dest);
 	int GetValueString(std::string varname, std::string *dest);
 	int GetObject(std::string varname, JSONParse *dest);
 
diff --git a/json.cc b/json.cc
index f97af21..d74c293 100644
--- a/json.cc
+++ b/json.cc
@@ -230,6 +230,17 @@ int JSONParse::GetValueInt64(std::string varname, int64_t *dest) {
 };
 
 
+int JSONParse::GetValueDouble(std::string varname, double *dest) {
+	std::string s;
+	int res = GetValue(varname, &s);
+	if (res) {
+		*dest = atof (s.c_str());
+		return 1;
+	}
+	return 0;
+};
+
+
 int JSONParse::GetValueString(std::string varname, std::string *dest) {
 	std::string s;
 	int res = GetValue(varname, &s);