diff --git a/arpack.spec b/arpack.spec
index de72b1d..a90558e 100644
--- a/arpack.spec
+++ b/arpack.spec
@@ -1,7 +1,7 @@
 %global commit b0f7a6008f37f913e97f67c826fc37fa9758f626
 %global shortcommit %(c=%{commit}; echo ${c:0:7})
 %global build64 0
-%if 0%{?fedora} >= 26
+%if 0%{?fedora} >= 26 || 0%{?rhel} >= 7
 %{!?openblas_arches:%global openblas_arches x86_64 %{ix86} armv7hl %{power64} aarch64}
 %ifnarch %{openblas_arches}
 # matches openblas ExclusiveArch