diff --git a/libvmime.changes b/libvmime.changes
index c4f49c6..d41c665 100644
--- a/libvmime.changes
+++ b/libvmime.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sat Jan  8 12:56:59 UTC 2022 - Jan Engelhardt <jengelh@inai.de>
+
+- Add BuildRequires for RH/CentOS
+
 -------------------------------------------------------------------
 Sat Dec  4 16:08:42 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/libvmime.spec b/libvmime.spec
index b227a66..467b08a 100644
--- a/libvmime.spec
+++ b/libvmime.spec
@@ -31,10 +31,15 @@ Patch1:         libvmime-nodatetime.diff
 Patch2:         libvmime-soname.diff
 BuildRequires:  cmake >= 2.8.3
 BuildRequires:  gcc-c++
+%if 0%{?centos_version}
+BuildRequires:  gnutls-devel
+%else
 BuildRequires:  libgnutls-devel
+%endif
 %if !0%{?sle_version}
 BuildRequires:  libgsasl-devel
 %endif
+BuildRequires:  openssl-devel
 BuildRequires:  pkg-config
 BuildRequires:  xz
 %if 0%{?with_pdf}
@@ -110,7 +115,8 @@ popd
 	-DCMAKE_CXX_FLAGS_RELWITHDEBINFO:STRING="$cf" \
 	-DCMAKE_CXX_FLAGS:STRING=" " \
 	-DCMAKE_C_FLAGS_RELWITHDEBINFO:STRING="$cf" \
-	-DCMAKE_C_FLAGS:STRING=" "
+	-DCMAKE_C_FLAGS:STRING=" " \
+	-DVMIME_BUILD_DOCUMENTATION:BOOL=OFF
 %cmake_build
 
 %install