diff --git a/main.cpp b/main.cpp
index f2a2fa6..e0301d1 100644
--- a/main.cpp
+++ b/main.cpp
@@ -5,6 +5,7 @@
 #include "histogram.h"
 #include "text.h"
 #include "svg.h"
+#include <curl/curl.h>
 using namespace std;
 
 struct Input {
@@ -38,6 +39,7 @@ input_data(istream& in, bool prompt){
 
 int main()
 {
+    curl_global_init(CURL_GLOBAL_ALL);
     auto in = input_data(cin, true);
     auto bins = make_histogram(in.numbers, in.bin_count);
     auto borders = make_borders(in.numbers, in.bin_count);