diff --git a/dlls/wpcap/wpcap.c b/dlls/wpcap/wpcap.c
index c08bbf838b8..b3ce4253ff3 100644
--- a/dlls/wpcap/wpcap.c
+++ b/dlls/wpcap/wpcap.c
@@ -36,6 +36,12 @@ int CDECL wine_pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf)
     return ret;
 }
 
+void CDECL wine_pcap_freealldevs(pcap_if_t *alldevs)
+{
+    TRACE("(%p)\n", alldevs);
+    pcap_freealldevs(alldevs);
+}
+
 const char* CDECL wine_pcap_lib_version(void)
 {
     const char* ret = pcap_lib_version();
diff --git a/dlls/wpcap/wpcap.spec b/dlls/wpcap/wpcap.spec
index 6e4606e4752..ad90d1f9f63 100644
--- a/dlls/wpcap/wpcap.spec
+++ b/dlls/wpcap/wpcap.spec
@@ -26,7 +26,7 @@
 @ stub pcap_fileno
 @ cdecl pcap_findalldevs(ptr str) wine_pcap_findalldevs
 @ stub pcap_findalldevs_ex
-@ stub pcap_freealldevs
+@ cdecl pcap_freealldevs(ptr) wine_pcap_freealldevs
 @ stub pcap_freecode
 @ stub pcap_get_airpcap_handle
 @ stub pcap_geterr