diff --git a/gnu/packages/graph.scm b/gnu/packages/graph.scm
index 095fe1c9d1..4496d8c0e5 100644
--- a/gnu/packages/graph.scm
+++ b/gnu/packages/graph.scm
@@ -139,7 +139,8 @@ (define-public igraph
     (license license:gpl2+)))
 
 (define-public python-igraph
-  (package/inherit igraph
+  (package
+    (inherit igraph)
     (name "python-igraph")
     (version "0.9.9")
     (source (origin