diff --git a/ceph.spec.in b/ceph.spec.in
index 328f61f634c..bb0dd0c07f3 100644
--- a/ceph.spec.in
+++ b/ceph.spec.in
@@ -143,7 +143,7 @@ BuildRequires:	fuse-devel
 %if 0%{?rhel} == 7
 # devtoolset offers newer make and valgrind-devel, but the old ones are good
 # enough.
-BuildRequires:	devtoolset-7-gcc-c++
+BuildRequires:	devtoolset-7-gcc-c++ >= 7.3.1
 %else
 BuildRequires:	gcc-c++
 %endif