diff --git a/src/include/os/vxWorks/osiSock.h b/src/include/os/vxWorks/osiSock.h
index da1212bbb..ce8700231 100644
--- a/src/include/os/vxWorks/osiSock.h
+++ b/src/include/os/vxWorks/osiSock.h
@@ -21,6 +21,9 @@ extern "C" {
 #include <netinet/tcp.h>
 #include <arpa/inet.h>
 #include <net/if.h>
+#include <ioLib.h>
+#include <hostLib.h>
+#include <selectLib.h>
 
 #ifdef __cplusplus
 }
diff --git a/src/libCom/osi/os/vxWorks/osdSock.h b/src/libCom/osi/os/vxWorks/osdSock.h
index da1212bbb..ce8700231 100644
--- a/src/libCom/osi/os/vxWorks/osdSock.h
+++ b/src/libCom/osi/os/vxWorks/osdSock.h
@@ -21,6 +21,9 @@ extern "C" {
 #include <netinet/tcp.h>
 #include <arpa/inet.h>
 #include <net/if.h>
+#include <ioLib.h>
+#include <hostLib.h>
+#include <selectLib.h>
 
 #ifdef __cplusplus
 }