diff --git a/sci-libs/dealii/dealii-9.6.2-r2.ebuild b/sci-libs/dealii/dealii-9.6.2-r2.ebuild
index be81814b2dd6b..8b5c0870e6cd1 100644
--- a/sci-libs/dealii/dealii-9.6.2-r2.ebuild
+++ b/sci-libs/dealii/dealii-9.6.2-r2.ebuild
@@ -62,7 +62,7 @@ RDEPEND="dev-libs/boost:=
 		>=sci-libs/metis-5
 		mpi? ( >=sci-libs/parmetis-4 )
 	)
-	mpi? ( virtual/mpi[cxx] )
+	mpi? ( virtual/mpi )
 	muparser? ( dev-cpp/muParser )
 	opencascade? ( sci-libs/opencascade:= )
 	p4est? ( sci-libs/p4est[mpi] )
diff --git a/sci-libs/dealii/dealii-9.7.0.ebuild b/sci-libs/dealii/dealii-9.7.0.ebuild
index 1a601a25d1def..85b75a469cc97 100644
--- a/sci-libs/dealii/dealii-9.7.0.ebuild
+++ b/sci-libs/dealii/dealii-9.7.0.ebuild
@@ -59,7 +59,7 @@ RDEPEND="dev-libs/boost:=
 		>=sci-libs/metis-5
 		mpi? ( >=sci-libs/parmetis-4 )
 	)
-	mpi? ( virtual/mpi[cxx] )
+	mpi? ( virtual/mpi )
 	mumps? ( sci-libs/mumps[mpi] )
 	muparser? ( dev-cpp/muParser )
 	opencascade? ( sci-libs/opencascade:= )
diff --git a/sci-libs/dealii/dealii-9999.ebuild b/sci-libs/dealii/dealii-9999.ebuild
index 1a601a25d1def..85b75a469cc97 100644
--- a/sci-libs/dealii/dealii-9999.ebuild
+++ b/sci-libs/dealii/dealii-9999.ebuild
@@ -59,7 +59,7 @@ RDEPEND="dev-libs/boost:=
 		>=sci-libs/metis-5
 		mpi? ( >=sci-libs/parmetis-4 )
 	)
-	mpi? ( virtual/mpi[cxx] )
+	mpi? ( virtual/mpi )
 	mumps? ( sci-libs/mumps[mpi] )
 	muparser? ( dev-cpp/muParser )
 	opencascade? ( sci-libs/opencascade:= )