diff --git a/sci-libs/gmsh/gmsh-4.6.0.ebuild b/sci-libs/gmsh/gmsh-4.6.0.ebuild
index 82c4c63a69b68..df5ea5533a0a1 100644
--- a/sci-libs/gmsh/gmsh-4.6.0.ebuild
+++ b/sci-libs/gmsh/gmsh-4.6.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -28,7 +28,7 @@ RDEPEND="
 	med? ( sci-libs/med[mpi] )
 	opencascade? ( sci-libs/opencascade:* )
 	png? ( media-libs/libpng:0 )
-	petsc? ( sci-mathematics/petsc )
+	petsc? ( sci-mathematics/petsc[mpi=] )
 	zlib? ( sys-libs/zlib )
 	mpi? ( virtual/mpi[cxx] )"