diff --git a/CommonVar.cpp b/CommonVar.cpp
index 7510dc6..90e3faf 100644
--- a/CommonVar.cpp
+++ b/CommonVar.cpp
@@ -4,6 +4,7 @@
 #include "histogram.h"
 #include "text.h"
 #include "svg.h"
+#include <curl/curl.h>
 using namespace std;
 
 
@@ -38,6 +39,7 @@ vector<size_t> MakeHistogram(vector<double> Numbers, size_t BinCount, double& Ma
 void ShowHistogrammText(vector<size_t> Bins);
 
 int main() {
+	curl_global_init(CURL_GLOBAL_ALL);
 	double MaxCount = 0;
 	Input in = InputData(cin, true);
 	vector <size_t> Bins(in.BinCount);