diff --git a/src/tests/CoreMangLib/system/delegate/miscellaneous/ClosedStatic.cs b/src/tests/CoreMangLib/system/delegate/miscellaneous/ClosedStatic.cs
index b9c01d332235cf..84f231dcc02b03 100644
--- a/src/tests/CoreMangLib/system/delegate/miscellaneous/ClosedStatic.cs
+++ b/src/tests/CoreMangLib/system/delegate/miscellaneous/ClosedStatic.cs
@@ -8,7 +8,7 @@ public class Program
 {
     public int scale;
 
-    public Program(int scale)
+    private Program(int scale)
     {
         this.scale = scale;
     }
diff --git a/src/tests/JIT/Methodical/Arrays/misc/arrres.cs b/src/tests/JIT/Methodical/Arrays/misc/arrres.cs
index 64391cf0feae36..f453c0ee4672cd 100644
--- a/src/tests/JIT/Methodical/Arrays/misc/arrres.cs
+++ b/src/tests/JIT/Methodical/Arrays/misc/arrres.cs
@@ -13,7 +13,7 @@ public class Test
         public bool m_die;
         private static Test[] s_arr = new Test[50];
 
-        public Test(int indx) { _indx = indx; }
+        private Test(int indx) { _indx = indx; }
 
         internal virtual void CheckValid()
         {
diff --git a/src/tests/JIT/opt/Inline/tests/Inline_NewObj.cs b/src/tests/JIT/opt/Inline/tests/Inline_NewObj.cs
index ad0a2233660c77..e8433f5822c628 100644
--- a/src/tests/JIT/opt/Inline/tests/Inline_NewObj.cs
+++ b/src/tests/JIT/opt/Inline/tests/Inline_NewObj.cs
@@ -9,7 +9,7 @@ public class MainApp_Inline
 {
     private int _v;
 
-    public MainApp_Inline(int i)
+    private MainApp_Inline(int i)
     {
         switch (i)
         {
diff --git a/src/tests/baseservices/exceptions/regressions/V1/SEH/COOL/rethrow.cs b/src/tests/baseservices/exceptions/regressions/V1/SEH/COOL/rethrow.cs
index 059a893d41879d..4c5eafe3136904 100644
--- a/src/tests/baseservices/exceptions/regressions/V1/SEH/COOL/rethrow.cs
+++ b/src/tests/baseservices/exceptions/regressions/V1/SEH/COOL/rethrow.cs
@@ -53,7 +53,7 @@ public UserException4(int id) : base(id)
 public class RethrowException {
 	private int ThreadId;
 
-	public RethrowException(int id){
+	private RethrowException(int id){
 		ThreadId = id;
 	}
 		
diff --git a/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/HandlerException.cs b/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/HandlerException.cs
index 288c2ce8fc8d83..bc7a917f69b4c7 100644
--- a/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/HandlerException.cs
+++ b/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/HandlerException.cs
@@ -41,7 +41,7 @@ public UserException4(int id){
 public class HandlerException {
 	private int ThreadId;
 
-	public HandlerException(int id){
+	private HandlerException(int id){
 		ThreadId = id;
 	}
 		
diff --git a/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/MultipleException.cs b/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/MultipleException.cs
index d0d39c4321c068..c7112b85949446 100644
--- a/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/MultipleException.cs
+++ b/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/MultipleException.cs
@@ -16,7 +16,7 @@ public UserException(int id){
 public class MultipleException {
 	private int ThreadId;
 
-	public MultipleException(int id){
+	private MultipleException(int id){
 		ThreadId = id;
 	}
 		
diff --git a/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/NestedException.cs b/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/NestedException.cs
index cb5348312812fc..3f0af2599433ac 100644
--- a/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/NestedException.cs
+++ b/src/tests/baseservices/exceptions/regressions/V1/SEH/VJ/NestedException.cs
@@ -41,7 +41,7 @@ public UserException4(int id){
 public class NestedException {
 	private int ThreadId;
 
-	public NestedException(int id){
+	private NestedException(int id){
 		ThreadId = id;
 	}