diff --git a/openssl3.3.spec b/openssl3.3.spec
index 86b96ed..1d22293 100644
--- a/openssl3.3.spec
+++ b/openssl3.3.spec
@@ -36,6 +36,7 @@ BuildRequires:	sctp-devel
 # Take %%_openssldir from here
 BuildRequires:	pkgconfig(openssl)
 BuildRequires:	pkgconfig(zlib)
+BuildRequires:  pkgconfig(libzstd)
 # for %%check, ./test/run_tests.pl
 BuildRequires:	perl-devel
 BuildRequires:	perl-Module-Load-Conditional