diff --git a/libsodium.spec b/libsodium.spec
index 13ae13a..9602902 100644
--- a/libsodium.spec
+++ b/libsodium.spec
@@ -61,8 +61,11 @@ to compile and develop applications that use libsodium.
 %setup -q
 
 %build
+
+%ifnarch ppc64le
 export CFLAGS="%{optflags} -flto"
 export LDFLAGS="-flto"
+%endif
 
 %configure --disable-static
 make %{?_smp_mflags} V=1