diff --git a/x11/library/mesa/pspec.xml b/x11/library/mesa/pspec.xml
index 91565912e0..303fd1fa4a 100644
--- a/x11/library/mesa/pspec.xml
+++ b/x11/library/mesa/pspec.xml
@@ -63,6 +63,7 @@
             <Dependency>glslang-devel</Dependency>
             <Dependency>lm_sensors-devel</Dependency>
             <Dependency>xcb-util-keysyms-devel</Dependency>
+            <Dependency>python3-packaging</Dependency>
             <Dependency versionFrom="1.614.0">DirectX-headers-devel</Dependency>
 
             <Dependency>rust-bindgen</Dependency>