diff --git a/README.md b/README.md
index 1a89e4b..7bdac22 100644
--- a/README.md
+++ b/README.md
@@ -283,8 +283,8 @@ examples, use the `--enable-examples` switch to the `configure` script.
     ./configure
     make -j5
     make test
-    make install-strip
-    ldconfig
+    sudo make install-strip
+    sudo ldconfig
 
 The resulting .so file is ~14 kiB (<kbd>make install-strip</kbd>).