diff --git a/qore-pgsql-module.spec b/qore-pgsql-module.spec
index 0c659e5..0121005 100644
--- a/qore-pgsql-module.spec
+++ b/qore-pgsql-module.spec
@@ -58,6 +58,7 @@ BuildRequires: qore-devel
 Requires: postgresql-libs
 BuildRequires: postgresql-devel
 BuildRequires: qore
+BuildRequires: openssl-devel
 
 %description
 PostgreSQL DBI driver module for the Qore Programming Language. The PostgreSQL