diff --git a/pcs.spec b/pcs.spec
index 3e76bfa..ce26358 100644
--- a/pcs.spec
+++ b/pcs.spec
@@ -168,11 +168,12 @@ BuildRequires: openssl-devel
 BuildRequires: ruby >= 2.5.0
 BuildRequires: ruby-devel
 BuildRequires: rubygems
-BuildRequires: rubygem-bundler
-BuildRequires: rubygem-json
-BuildRequires: rubygem-rexml
+BuildRequires: rubygem(bundler)
+BuildRequires: rubygem(json)
+BuildRequires: rubygem(logger)
+BuildRequires: rubygem(rexml)
 # ruby libraries for tests
-BuildRequires: rubygem-test-unit
+BuildRequires: rubygem(test-unit)
 # for touching patch files (sanitization function)
 BuildRequires: diffstat
 # for post, preun and postun macros
@@ -209,8 +210,9 @@ Requires: python3-tornado
 # ruby and gems for pcsd
 Requires: ruby >= 3.3.0
 Requires: rubygems
-Requires: rubygem-json
-Requires: rubygem-rexml
+Requires: rubygem(json)
+Requires: rubygem(logger)
+Requires: rubygem(rexml)
 # for pycurl - the tilde fixes issue with RC version sorting, see macro
 # definition above
 Requires: libcurl%{?_isa} >= %{libcurl_ver}~