diff --git a/systemd.spec b/systemd.spec
index 6767a07..955c923 100644
--- a/systemd.spec
+++ b/systemd.spec
@@ -1356,7 +1356,15 @@ machines and in virtual machines, but not in containers.
 Summary:        Tool to build Unified Kernel Images
 Requires:       %{name} = %{version}-%{release}
 
-Requires:       systemd-boot
+Requires:       (systemd-boot if %{shrink:(
+        filesystem(x86-32) or
+        filesystem(x86-64) or
+        filesystem(aarch64) or
+        filesystem(riscv64)
+)})
+%if 0%{?fedora}
+Requires:       python3dist(zstd)
+%endif
 Requires:       python3dist(cryptography)
 Requires:       python3dist(pefile)