diff --git a/examples/server/CMakeLists.txt b/examples/server/CMakeLists.txt
index ff45c85fe..b064780f8 100644
--- a/examples/server/CMakeLists.txt
+++ b/examples/server/CMakeLists.txt
@@ -53,8 +53,8 @@ if (LLAMA_SERVER_SSL)
 endif()
 
 if (WIN32)
-    add_compile_definitions(-D_WIN32_WINNT=${GGML_WIN_VER} -DWINVER=${GGML_WIN_VER})
     TARGET_LINK_LIBRARIES(${TARGET} PRIVATE ws2_32)
+    target_compile_definitions(${TARGET} PRIVATE _WIN32_WINNT=${GGML_WIN_VER} WINVER=${GGML_WIN_VER})
 endif()
 
 target_compile_features(${TARGET} PRIVATE cxx_std_11)
diff --git a/ggml/src/CMakeLists.txt b/ggml/src/CMakeLists.txt
index a29a1e883..a812352b4 100644
--- a/ggml/src/CMakeLists.txt
+++ b/ggml/src/CMakeLists.txt
@@ -1209,7 +1209,7 @@ if (GGML_CUDA)
 endif()
 
 if (WIN32)
-    add_compile_definitions(-D_WIN32_WINNT=${GGML_WIN_VER} -DWINVER=${GGML_WIN_VER})
+    add_compile_definitions(_WIN32_WINNT=${GGML_WIN_VER} WINVER=${GGML_WIN_VER})
 endif()
 
 #