diff --git a/CMakeLists.txt b/CMakeLists.txt
index a19cdbb..ab62deb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,7 +81,14 @@ IF(LIBTINS_ENABLE_DOT11)
     ENDIF(LIBTINS_ENABLE_WPA2)
 ENDIF(LIBTINS_ENABLE_DOT11)
 
-OPTION(LIBTINS_USE_PCAP_SENDPACKET "Use pcap_sendpacket to send l2 packets" OFF)
+IF(WIN32)
+    SET(USE_PCAP_SENDPACKET_DEFAULT ON)
+ELSE(WIN32)
+    SET(USE_PCAP_SENDPACKET_DEFAULT OFF)
+ENDIF(WIN32)
+
+OPTION(LIBTINS_USE_PCAP_SENDPACKET "Use pcap_sendpacket to send l2 packets"
+        ${USE_PCAP_SENDPACKET_DEFAULT})
 IF(LIBTINS_USE_PCAP_SENDPACKET)
     SET(HAVE_PACKET_SENDER_PCAP_SENDPACKET ON)
     MESSAGE(STATUS "Using pcap_sendpacket to send l2 packets.")