diff --git a/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceFields.cs b/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceFields.cs
index 9d9676fd1..9c32951f5 100644
--- a/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceFields.cs
+++ b/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceFields.cs
@@ -13,7 +13,7 @@ internal JniInstanceFields (JniPeerMembers members)
 
 		readonly JniPeerMembers                             Members;
 
-		Dictionary<string, JniFieldInfo>                    InstanceFields  = new Dictionary<string, JniFieldInfo>();
+		Dictionary<string, JniFieldInfo>                    InstanceFields  = new Dictionary<string, JniFieldInfo>(StringComparer.Ordinal);
 
 		internal void Dispose ()
 		{
diff --git a/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceMethods.cs b/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceMethods.cs
index c48204987..c13bb5b0b 100644
--- a/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceMethods.cs
+++ b/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceMethods.cs
@@ -35,7 +35,7 @@ internal    JniType                                 JniPeerType {
 
 		readonly Type                                       DeclaringType;
 
-		Dictionary<string, JniMethodInfo>                   InstanceMethods = new Dictionary<string, JniMethodInfo>();
+		Dictionary<string, JniMethodInfo>                   InstanceMethods = new Dictionary<string, JniMethodInfo>(StringComparer.Ordinal);
 		Dictionary<Type, JniInstanceMethods>                SubclassConstructors = new Dictionary<Type, JniInstanceMethods> ();
 
 		internal void Dispose ()
diff --git a/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticFields.cs b/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticFields.cs
index 91be0b7ce..8e1a3a3be 100644
--- a/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticFields.cs
+++ b/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticFields.cs
@@ -13,7 +13,7 @@ internal JniStaticFields (JniPeerMembers members)
 
 		readonly JniPeerMembers                             Members;
 
-		Dictionary<string, JniFieldInfo>                    StaticFields  = new Dictionary<string, JniFieldInfo>();
+		Dictionary<string, JniFieldInfo>                    StaticFields  = new Dictionary<string, JniFieldInfo>(StringComparer.Ordinal);
 
 		public JniFieldInfo GetFieldInfo (string encodedMember)
 		{
diff --git a/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticMethods.cs b/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticMethods.cs
index 4879330e0..bfd0b7045 100644
--- a/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticMethods.cs
+++ b/src/Java.Interop/Java.Interop/JniPeerMembers.JniStaticMethods.cs
@@ -13,7 +13,7 @@ internal JniStaticMethods (JniPeerMembers members)
 
 		internal    readonly    JniPeerMembers              Members;
 
-		Dictionary<string, JniMethodInfo>                   StaticMethods   = new Dictionary<string, JniMethodInfo>();
+		Dictionary<string, JniMethodInfo>                   StaticMethods   = new Dictionary<string, JniMethodInfo>(StringComparer.Ordinal);
 
 		internal void Dispose ()
 		{