diff --git a/sci-libs/qrupdate/qrupdate-1.1.2-r1.ebuild b/sci-libs/qrupdate/qrupdate-1.1.2-r1.ebuild
index 556683f3f3386..efcc931e33858 100644
--- a/sci-libs/qrupdate/qrupdate-1.1.2-r1.ebuild
+++ b/sci-libs/qrupdate/qrupdate-1.1.2-r1.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=5
 
-inherit eutils fortran-2 flag-o-matic multilib versionator toolchain-funcs
+inherit epatch fortran-2 flag-o-matic multilib versionator toolchain-funcs
 
 DESCRIPTION="Library for updating of QR and Cholesky decompositions"
 HOMEPAGE="https://sourceforge.net/projects/qrupdate"