diff --git a/plugins/greyhound/CMakeLists.txt b/plugins/greyhound/CMakeLists.txt
index 3e72c5da4c..8e3e8583e3 100644
--- a/plugins/greyhound/CMakeLists.txt
+++ b/plugins/greyhound/CMakeLists.txt
@@ -7,13 +7,20 @@ if (WIN32)
 add_definitions("-DARBITER_DLL_IMPORT")
 endif()
 
+#
+# Need Winsock for htonl
+#
+
 PDAL_ADD_PLUGIN(reader_libname reader greyhound
     FILES
         io/CompressionStream.cpp
         io/GreyhoundReader.cpp
         io/GreyhoundCommon.cpp
         io/bounds.cpp
-    LINK_WITH ${PDAL_JSONCPP_LIB_NAME})
+    LINK_WITH
+        ${PDAL_JSONCPP_LIB_NAME}
+        ${WINSOCK_LIBRARY}
+)
 
 PDAL_ADD_PLUGIN(writer_libname writer greyhound
     FILES
@@ -21,7 +28,10 @@ PDAL_ADD_PLUGIN(writer_libname writer greyhound
         io/GreyhoundWriter.cpp
         io/GreyhoundCommon.cpp
         io/bounds.cpp
-    LINK_WITH ${PDAL_JSONCPP_LIB_NAME})
+    LINK_WITH
+        ${PDAL_JSONCPP_LIB_NAME}
+        ${WINSOCK_LIBRARY}
+)
 
 target_include_directories(${reader_libname} PRIVATE
     ${PDAL_JSONCPP_INCLUDE_DIR}
@@ -35,8 +45,11 @@ if (WITH_TESTS)
     PDAL_ADD_TEST(pdal_io_greyhound_reader_test
         FILES
             test/GreyhoundReaderTest.cpp
-            LINK_WITH ${reader_libname} ${writer_libname}
-                ${PDAL_JSONCPP_LIB_NAME})
+        LINK_WITH
+            ${reader_libname}
+            ${writer_libname}
+            ${PDAL_JSONCPP_LIB_NAME}
+    )
     target_include_directories(pdal_io_greyhound_reader_test PRIVATE
         ${PDAL_JSONCPP_INCLUDE_DIR}
         ${PDAL_VENDOR_DIR})