diff --git a/main.cpp b/main.cpp
index 916d001..2b4e4a4 100644
--- a/main.cpp
+++ b/main.cpp
@@ -2,6 +2,7 @@
 #include <vector>
 #include "histogram.h"
 #include "svg.h"
+#include <curl/curl.h>
 
 using namespace std;
 
@@ -35,10 +36,13 @@ Input input_data(istream& in, bool prompt=false) {
 
 
 int main(){
-
-    auto in = input_data(cin);
-    auto bins = make_histogram(in.numbers, in.bin_count);
-    show_histogram_svg(bins);
-
+      if (curl_global_init(CURL_GLOBAL_ALL)!=0){
+          cerr << "failed cURL" << endl;
+          return 1;
+      };
+      auto in = input_data(cin);
+      auto bins = make_histogram(in.numbers, in.bin_count);
+      show_histogram_svg(bins);
+      curl_global_cleanup();
 
 }