diff --git a/codec2.spec b/codec2.spec
index 3d6524a..864291a 100644
--- a/codec2.spec
+++ b/codec2.spec
@@ -13,7 +13,7 @@ BuildRequires:  gcc
 BuildRequires:  cmake%{?rhel:3}
 BuildRequires:  libsamplerate-devel
 BuildRequires:  speex-devel
-%if 0%{?fedora}
+%if ! 0%{?rhel} < 8
 BuildRequires:  speexdsp-devel
 %endif