diff --git a/x11/misc/mesa-demos/pspec.xml b/x11/misc/mesa-demos/pspec.xml
index 3b40ef75dc..fdbba8ee16 100644
--- a/x11/misc/mesa-demos/pspec.xml
+++ b/x11/misc/mesa-demos/pspec.xml
@@ -62,6 +62,7 @@
             <Dependency>mesa-32bit</Dependency>
             <Dependency>glew-32bit</Dependency>
             <Dependency>freeglut-32bit</Dependency>
+            <Dependency>nettle-32bit</Dependency>
             <Dependency>mesa-glu-32bit</Dependency>
         </BuildDependencies>
         <RuntimeDependencies>