diff --git a/nodelet_core.spec b/nodelet_core.spec
index efdb790..fec9003 100644
--- a/nodelet_core.spec
+++ b/nodelet_core.spec
@@ -23,10 +23,6 @@ BuildRequires:	boost-devel
 BuildRequires:	libtool-ltdl-devel
 BuildRequires:	fltk-devel
 BuildRequires:  libpng-devel
-BuildRequires:	python3-gpgme
-BuildRequires:	gpgme-devel
-BuildRequires:	cpp-gpgme
-BuildRequires:	python3-crypto
 BuildRequires:	bullet-devel
 BuildRequires:  gtest-devel
 BuildRequires:  gmock-devel