diff --git a/main.cpp b/main.cpp
index d0f4735..bf2cfda 100644
--- a/main.cpp
+++ b/main.cpp
@@ -3,7 +3,7 @@
 #include "histogram.h"
 #include "svg.h"
 #include "text.h"
-//#include "mycheck.h"
+#include <curl/curl.h>
 
 using namespace std;
 
@@ -60,6 +60,7 @@ input_data(istream& in, bool promt)
 
 int main()
 {
+    curl_global_init(CURL_GLOBAL_ALL);
 
     auto input = input_data(cin, true);
     auto bins = make_histogram( input.numbers, input.bin_count );