diff --git a/multimedia/graphics/lensfun/pspec.xml b/multimedia/graphics/lensfun/pspec.xml
index 5d11ba6240..f5d9fb9056 100644
--- a/multimedia/graphics/lensfun/pspec.xml
+++ b/multimedia/graphics/lensfun/pspec.xml
@@ -23,6 +23,7 @@
         <BuildDependencies>
             <Dependency>doxygen</Dependency>
             <Dependency>cmake</Dependency>
+            <Dependency>python3-devel</Dependency>
             <Dependency>glib2-devel</Dependency>
         </BuildDependencies>
     </Source>