diff --git a/tasks.py b/tasks.py
index b432afef718cb281e42af5af69eed87dd56d6eda..704875081e3d38ec2239787502f6303a6a41284b 100644
--- a/tasks.py
+++ b/tasks.py
@@ -38,7 +38,7 @@ def install_nacl(library):
             os.chdir(os.path.expanduser("~/libsodium-0.2/"))
             run("./configure --disable-debug --disable-dependency-tracking")
             run("make")
-            run("make install")
+            run("sudo make install")
         finally:
             os.chdir(curdir)