diff --git a/src/Microsoft.PowerShell.Activities/project.json b/src/Microsoft.PowerShell.Activities/project.json
index 399a58f79..21b9b3b96 100644
--- a/src/Microsoft.PowerShell.Activities/project.json
+++ b/src/Microsoft.PowerShell.Activities/project.json
@@ -3,6 +3,7 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/Microsoft.PowerShell.Commands.Diagnostics/project.json b/src/Microsoft.PowerShell.Commands.Diagnostics/project.json
index 3e5e25bcf..3cf1d12ce 100644
--- a/src/Microsoft.PowerShell.Commands.Diagnostics/project.json
+++ b/src/Microsoft.PowerShell.Commands.Diagnostics/project.json
@@ -2,17 +2,18 @@
     "name": "Microsoft.PowerShell.Commands.Diagnostics",
     "version": "1.0.0-*",
     "buildOptions": {
+        "nowarn": [ "CS1591" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
         "publicSign": false,
         "warningsAsErrors": true
     },
-    
+
     "dependencies": {
         "System.Management.Automation": "1.0.0-*"
     },
-    
+
     "frameworks": {
         "netstandard1.6": {
             "imports": [ "dnxcore50" ],
diff --git a/src/Microsoft.PowerShell.Commands.Management/project.json b/src/Microsoft.PowerShell.Commands.Management/project.json
index b56413125..3d76ca72c 100644
--- a/src/Microsoft.PowerShell.Commands.Management/project.json
+++ b/src/Microsoft.PowerShell.Commands.Management/project.json
@@ -3,6 +3,7 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/Microsoft.PowerShell.Commands.Utility/project.json b/src/Microsoft.PowerShell.Commands.Utility/project.json
index 805b07790..e03f3819d 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/project.json
+++ b/src/Microsoft.PowerShell.Commands.Utility/project.json
@@ -3,6 +3,7 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/Microsoft.PowerShell.ConsoleHost/project.json b/src/Microsoft.PowerShell.ConsoleHost/project.json
index aa288028b..4e3f52bbc 100644
--- a/src/Microsoft.PowerShell.ConsoleHost/project.json
+++ b/src/Microsoft.PowerShell.ConsoleHost/project.json
@@ -4,6 +4,7 @@
     "description": "PowerShell Host",
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/Microsoft.PowerShell.CoreCLR.Eventing/project.json b/src/Microsoft.PowerShell.CoreCLR.Eventing/project.json
index ea1c849a8..eb0e4168a 100644
--- a/src/Microsoft.PowerShell.CoreCLR.Eventing/project.json
+++ b/src/Microsoft.PowerShell.CoreCLR.Eventing/project.json
@@ -3,6 +3,7 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1591" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/Microsoft.PowerShell.GraphicalHost/project.json b/src/Microsoft.PowerShell.GraphicalHost/project.json
index 33712c361..cc9e4c408 100644
--- a/src/Microsoft.PowerShell.GraphicalHost/project.json
+++ b/src/Microsoft.PowerShell.GraphicalHost/project.json
@@ -3,11 +3,12 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
         "publicSign": false,
-        "warningsAsErrors": true,
+        "warningsAsErrors": true
     },
 
     "dependencies": {
diff --git a/src/Microsoft.PowerShell.Security/project.json b/src/Microsoft.PowerShell.Security/project.json
index 3ae4a61a7..9da2c78a0 100644
--- a/src/Microsoft.PowerShell.Security/project.json
+++ b/src/Microsoft.PowerShell.Security/project.json
@@ -3,6 +3,7 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/Microsoft.PowerShell.Workflow.ServiceCore/project.json b/src/Microsoft.PowerShell.Workflow.ServiceCore/project.json
index eb9bc8a33..e2fb9c9d6 100644
--- a/src/Microsoft.PowerShell.Workflow.ServiceCore/project.json
+++ b/src/Microsoft.PowerShell.Workflow.ServiceCore/project.json
@@ -4,6 +4,7 @@
     "authors": [ "OPS" ],
 
     "buildOptions": {
+        "nowarn": [ "CS1570" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,
diff --git a/src/System.Management.Automation/project.json b/src/System.Management.Automation/project.json
index ee3bf26b3..c903d6be3 100644
--- a/src/System.Management.Automation/project.json
+++ b/src/System.Management.Automation/project.json
@@ -3,6 +3,7 @@
     "version": "1.0.0-*",
 
     "buildOptions": {
+        "nowarn": [ "CS1570", "CS1734" ],
         "xmlDoc": true,
         "keyFile": "../signing/visualstudiopublic.snk",
         "delaySign": true,