diff --git a/.gitignore b/.gitignore
index 5cf355a..f7df360 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,3 +59,4 @@
 /systemtap-4.5-0.202101291559git9e1a0f5703ad.tar.gz
 /systemtap-4.5-0.202102101544git8d5e0abc542c.tar.gz
 /systemtap-4.5-0.202102191905git0f623095ee3e.tar.gz
+/systemtap-4.5-0.202102231232git663a93e8b82b.tar.gz
diff --git a/sources b/sources
index 67b5082..af2c754 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (systemtap-4.5-0.202102191905git0f623095ee3e.tar.gz) = 2f9d224a8870907a3bfcd6a9171d708b94d7867accf2d4d38f684f3286dd1e64744b584258d0e2efbc7fc1e9675138af48cd153f80536954999a3cce45f2d05d
+SHA512 (systemtap-4.5-0.202102231232git663a93e8b82b.tar.gz) = 203e22ad1b53bc342f2a41c8600f4ac97819bfed875d2e875dd5084f462577388bca8410c78176dbe8b6507dc98f8d3d334da9979c54528f3817af665f40aa30
diff --git a/systemtap.spec b/systemtap.spec
index 23e8d5e..f223a16 100644
--- a/systemtap.spec
+++ b/systemtap.spec
@@ -90,7 +90,7 @@
 
 Name: systemtap
 Version: 4.5
-Release: 0.202102191905git0f623095ee3e%{?dist}
+Release: 0.202102231232git663a93e8b82b%{?dist}
 # for version, see also configure.ac
 
 
@@ -124,7 +124,7 @@ Release: 0.202102191905git0f623095ee3e%{?dist}
 Summary: Programmable system-wide instrumentation system
 License: GPLv2+
 URL: http://sourceware.org/systemtap/
-Source: %{name}-%{version}-0.202102191905git0f623095ee3e.tar.gz
+Source: %{name}-%{version}-0.202102231232git663a93e8b82b.tar.gz
 
 # Build*
 BuildRequires: make
@@ -406,7 +406,12 @@ Requires: systemtap-runtime-python2 = %{version}-%{release}
 Requires: systemtap-runtime-python3 = %{version}-%{release}
 %endif
 %ifarch x86_64
+%if 0%{?rhel} >= 8 || 0%{?fedora} >= 20
+# fweimer, personal correspondence
+Recommends: glibc-devel(x86-32)
+%else
 Requires: /usr/lib/libc.so
+%endif
 # ... and /usr/lib/libgcc_s.so.*
 # ... and /usr/lib/libstdc++.so.*
 %endif
@@ -1246,6 +1251,10 @@ done
 
 # PRERELEASE
 %changelog
+* Tue Feb 23 2021 Frank Ch. Eigler <fche@redhat.com> - 4.5-0.202102231232git663a93e8b82b
+- Automated weekly rawhide release
+- Applied spec changes from upstream git
+
 * Fri Feb 19 2021 Frank Ch. Eigler <fche@redhat.com> - 4.5-0.202102191905git0f623095ee3e
 - Automated weekly rawhide release
 - Applied spec changes from upstream git