diff --git a/rust-nom.spec b/rust-nom.spec
index de09b3b..1e00750 100644
--- a/rust-nom.spec
+++ b/rust-nom.spec
@@ -1,5 +1,10 @@
 # Generated by rust2rpm 10
-%bcond_without check
+# * https://github.com/Geal/nom/issues/966
+%if %{__isa_bits} >= 64
+  %bcond_without check
+%else
+  %bcond_without check
+%endif
 %global debug_package %{nil}
 
 %global crate nom