diff --git a/src/core/sys/posix/sys/socket.d b/src/core/sys/posix/sys/socket.d
index 0a5992bf0f..d5635ab200 100644
--- a/src/core/sys/posix/sys/socket.d
+++ b/src/core/sys/posix/sys/socket.d
@@ -268,7 +268,6 @@ version( CRuntime_Glibc )
             SO_RCVLOWAT     = 18,
             SO_RCVTIMEO     = 20,
             SO_REUSEADDR    = 2,
-            SO_REUSEPORT    = 15,
             SO_SNDBUF       = 7,
             SO_SNDLOWAT     = 19,
             SO_SNDTIMEO     = 21,
@@ -303,7 +302,6 @@ version( CRuntime_Glibc )
             SO_RCVLOWAT     = 18,
             SO_RCVTIMEO     = 20,
             SO_REUSEADDR    = 2,
-            SO_REUSEPORT    = 15,
             SO_SNDBUF       = 7,
             SO_SNDLOWAT     = 19,
             SO_SNDTIMEO     = 21,
@@ -703,7 +701,6 @@ else version( Darwin )
         SO_RCVLOWAT     = 0x1004,
         SO_RCVTIMEO     = 0x1006,
         SO_REUSEADDR    = 0x0004,
-        SO_REUSEPORT    = 0x0200,
         SO_SNDBUF       = 0x1001,
         SO_SNDLOWAT     = 0x1003,
         SO_SNDTIMEO     = 0x1005,
@@ -881,7 +878,6 @@ else version( FreeBSD )
         SO_RCVLOWAT     = 0x1004,
         SO_RCVTIMEO     = 0x1006,
         SO_REUSEADDR    = 0x0004,
-        SO_REUSEPORT    = 0x0200,
         SO_SNDBUF       = 0x1001,
         SO_SNDLOWAT     = 0x1003,
         SO_SNDTIMEO     = 0x1005,