diff --git a/src/Numerics/project.json b/src/Numerics/project.json
index 7af946da..fa134357 100644
--- a/src/Numerics/project.json
+++ b/src/Numerics/project.json
@@ -2,7 +2,8 @@
   "supports": {},
   "dependencies": {
     "Microsoft.NETCore.Portable.Compatibility": "1.0.1",
-    "NETStandard.Library": "1.6.0"
+    "NETStandard.Library": "1.6.0",
+    "System.Runtime.Serialization.Primitives": "4.1.1"
   },
   "frameworks": {
     "netstandard1.1": {}
diff --git a/src/Numerics/project.lock.json b/src/Numerics/project.lock.json
index b51bcf49..2f1b6911 100644
--- a/src/Numerics/project.lock.json
+++ b/src/Numerics/project.lock.json
@@ -376,6 +376,15 @@
           "ref/netstandard1.1/System.Runtime.Numerics.dll": {}
         }
       },
+      "System.Runtime.Serialization.Primitives/4.1.1": {
+        "type": "package",
+        "dependencies": {
+          "System.Runtime": "4.1.0"
+        },
+        "compile": {
+          "ref/netstandard1.0/System.Runtime.Serialization.Primitives.dll": {}
+        }
+      },
       "System.Text.Encoding/4.0.11": {
         "type": "package",
         "dependencies": {
@@ -2142,6 +2151,77 @@
         "ref/xamarinwatchos10/_._"
       ]
     },
+    "System.Runtime.Serialization.Primitives/4.1.1": {
+      "sha512": "HZ6Du5QrTG8MNJbf4e4qMO3JRAkIboGT5Fk804uZtg3Gq516S7hAqTm2UZKUHa7/6HUGdVy3AqMQKbns06G/cg==",
+      "type": "package",
+      "path": "System.Runtime.Serialization.Primitives/4.1.1",
+      "files": [
+        "System.Runtime.Serialization.Primitives.4.1.1.nupkg.sha512",
+        "System.Runtime.Serialization.Primitives.nuspec",
+        "ThirdPartyNotices.txt",
+        "dotnet_library_license.txt",
+        "lib/MonoAndroid10/_._",
+        "lib/MonoTouch10/_._",
+        "lib/net45/_._",
+        "lib/net46/System.Runtime.Serialization.Primitives.dll",
+        "lib/netcore50/System.Runtime.Serialization.Primitives.dll",
+        "lib/netstandard1.3/System.Runtime.Serialization.Primitives.dll",
+        "lib/portable-net45+win8+wp8+wpa81/_._",
+        "lib/win8/_._",
+        "lib/wp80/_._",
+        "lib/wpa81/_._",
+        "lib/xamarinios10/_._",
+        "lib/xamarinmac20/_._",
+        "lib/xamarintvos10/_._",
+        "lib/xamarinwatchos10/_._",
+        "ref/MonoAndroid10/_._",
+        "ref/MonoTouch10/_._",
+        "ref/net45/_._",
+        "ref/net46/System.Runtime.Serialization.Primitives.dll",
+        "ref/netcore50/System.Runtime.Serialization.Primitives.dll",
+        "ref/netcore50/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/de/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/es/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/fr/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/it/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/ja/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/ko/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/ru/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/zh-hans/System.Runtime.Serialization.Primitives.xml",
+        "ref/netcore50/zh-hant/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/System.Runtime.Serialization.Primitives.dll",
+        "ref/netstandard1.0/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/de/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/es/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/fr/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/it/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/ja/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/ko/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/ru/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/zh-hans/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.0/zh-hant/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/System.Runtime.Serialization.Primitives.dll",
+        "ref/netstandard1.3/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/de/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/es/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/fr/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/it/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/ja/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/ko/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/ru/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/zh-hans/System.Runtime.Serialization.Primitives.xml",
+        "ref/netstandard1.3/zh-hant/System.Runtime.Serialization.Primitives.xml",
+        "ref/portable-net45+win8+wp8+wpa81/_._",
+        "ref/win8/_._",
+        "ref/wp80/_._",
+        "ref/wpa81/_._",
+        "ref/xamarinios10/_._",
+        "ref/xamarinmac20/_._",
+        "ref/xamarintvos10/_._",
+        "ref/xamarinwatchos10/_._",
+        "runtimes/aot/lib/netcore50/System.Runtime.Serialization.Primitives.dll"
+      ]
+    },
     "System.Text.Encoding/4.0.11": {
       "sha512": "U3gGeMlDZXxCEiY4DwVLSacg+DFWCvoiX+JThA/rvw37Sqrku7sEFeVBBBMBnfB6FeZHsyDx85HlKL19x0HtZA==",
       "type": "package",
@@ -2630,7 +2710,8 @@
   "projectFileDependencyGroups": {
     "": [
       "Microsoft.NETCore.Portable.Compatibility >= 1.0.1",
-      "NETStandard.Library >= 1.6.0"
+      "NETStandard.Library >= 1.6.0",
+      "System.Runtime.Serialization.Primitives >= 4.1.1"
     ],
     ".NETStandard,Version=v1.1": []
   },