diff --git a/libfastcommon.spec b/libfastcommon.spec
index 7e8efde..74479b9 100644
--- a/libfastcommon.spec
+++ b/libfastcommon.spec
@@ -21,8 +21,8 @@ Requires: %__cp %__mv %__chmod %__grep %__mkdir %__install %__id
 %define kernel_minor %(uname -r | cut -d'.' -f2)
 %define kernel_ver_int %(expr %{kernel_major} \* 100 + %{kernel_minor})
 %if %{kernel_ver_int} >= 514
-BuildRequires: liburing-devel >= 2.5
-Requires: liburing >= 2.5
+BuildRequires: liburing-devel >= 2.4
+Requires: liburing >= 2.4
 %endif
 
 %description