diff --git a/src/main/java/pl/com/it_crowd/youtrack/api/YoutrackAPI.java b/src/main/java/pl/com/it_crowd/youtrack/api/YoutrackAPI.java
index ef80051..385a76c 100644
--- a/src/main/java/pl/com/it_crowd/youtrack/api/YoutrackAPI.java
+++ b/src/main/java/pl/com/it_crowd/youtrack/api/YoutrackAPI.java
@@ -14,7 +14,10 @@ import org.apache.http.auth.AuthenticationException;
 import pl.com.it_crowd.youtrack.api.rest.Issues;
 
 import javax.xml.bind.JAXBException;
+import java.io.BufferedReader;
 import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.MalformedURLException;
 import java.net.URL;
 import java.security.GeneralSecurityException;
 import java.util.ArrayList;
@@ -89,4 +92,19 @@ public class YoutrackAPI {
         }
         return result;
     }
-}
+
+    public void setTotalIssueDuration(String issueSignature, Long issueTotalDuration){
+        String url = serviceLocation + "/rest/issue/" + issueSignature + "/execute";
+        ArrayList<NameValuePair> requestParameters = new ArrayList<NameValuePair>();
+        requestParameters.add(new NameValuePair("command", "Real completion time " + issueTotalDuration));
+        try {
+            WebRequest request = new WebRequest(new URL(url), HttpMethod.POST);
+            request.setRequestParameters(requestParameters);
+            webClient.getPage(request);
+        } catch (MalformedURLException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}
\ No newline at end of file