diff --git a/ggml/src/CMakeLists.txt b/ggml/src/CMakeLists.txt
index 01c6032806..e2fa0f3e49 100644
--- a/ggml/src/CMakeLists.txt
+++ b/ggml/src/CMakeLists.txt
@@ -381,7 +381,7 @@ if (GGML_CPU_ALL_VARIANTS)
             ggml_add_cpu_backend_variant(z15    Z15 VXE)
             ggml_add_cpu_backend_variant(z16    Z16 VXE)
         else()
-            message(FATAL_ERROR "Unsupported s390x target OS: ${CMAKE_SYSTEM_NAME}")
+            message(FATAL_ERROR "Unsupported s390 target OS: ${CMAKE_SYSTEM_NAME}")
         endif()
     else()
         message(FATAL_ERROR "GGML_CPU_ALL_VARIANTS not yet supported with ${GGML_SYSTEM_ARCH} on ${CMAKE_SYSTEM_NAME}")