diff --git a/Makefile.am b/Makefile.am
index dca8a10..fad35a0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -48,7 +48,7 @@
   csharp/generate_protos.sh                                                  \
   csharp/keys/Google.Protobuf.public.snk                                     \
   csharp/keys/README.md                                                      \
-  csharp/protos/extest/unittest_issues.proto                                 \
+  csharp/protos/unittest_issues.proto                                        \
   csharp/src/AddressBook/AddPerson.cs                                        \
   csharp/src/AddressBook/AddressBook.csproj                                  \
   csharp/src/AddressBook/Addressbook.cs                                      \
diff --git a/csharp/generate_protos.sh b/csharp/generate_protos.sh
index b4343a6..2b5e525 100755
--- a/csharp/generate_protos.sh
+++ b/csharp/generate_protos.sh
@@ -62,8 +62,8 @@
     src/google/protobuf/unittest_well_known_types.proto
 
 
-$PROTOC -Icsharp/protos/extest --csharp_out=csharp/src/Google.Protobuf.Test/TestProtos \
-    csharp/protos/extest/unittest_issues.proto
+$PROTOC -Icsharp/protos --csharp_out=csharp/src/Google.Protobuf.Test/TestProtos \
+    csharp/protos/unittest_issues.proto
 
 # AddressBook sample protos
 $PROTOC -Iexamples --csharp_out=csharp/src/AddressBook \
diff --git a/csharp/protos/extest/unittest_issues.proto b/csharp/protos/unittest_issues.proto
similarity index 98%
rename from csharp/protos/extest/unittest_issues.proto
rename to csharp/protos/unittest_issues.proto
index 376eee8..989b3dc 100644
--- a/csharp/protos/extest/unittest_issues.proto
+++ b/csharp/protos/unittest_issues.proto
@@ -1,119 +1,119 @@
-syntax = "proto3";
-
-// These proto descriptors have at one time been reported as an issue or defect.
-// They are kept here to replicate the issue, and continue to verify the fix.
-
-// Issue: Non-"Google.Protobuffers" namespace will ensure that protobuffer library types are qualified
-option csharp_namespace = "UnitTest.Issues.TestProtos";
-
-package unittest_issues;
-option optimize_for = SPEED;
-
-// Issue 307: when generating doubly-nested types, any references
-// should be of the form A.Types.B.Types.C.
-message Issue307 {
-  message NestedOnce {
-    message NestedTwice {
-    }
-  }
-}
-
-// Old issue 13: http://code.google.com/p/protobuf-csharp-port/issues/detail?id=13
-// New issue 309: https://github.com/google/protobuf/issues/309
- 
-// message A {
-//    optional int32 _A = 1;
-// }
-
-// message B {
-//    optional int32 B_ = 1;
-// }
-
-//message AB {
-//    optional int32 a_b = 1;
-//}
-
-// Similar issue with numeric names
-// Java code failed too, so probably best for this to be a restriction.
-// See https://github.com/google/protobuf/issues/308
-// message NumberField {
-//    optional int32 _01 = 1;
-// }
-
-// issue 19 - negative enum values
-
-enum NegativeEnum {
-    NEGATIVE_ENUM_ZERO = 0;
-    FiveBelow = -5;
-    MinusOne = -1;
-}
-
-message NegativeEnumMessage { 
-    NegativeEnum value = 1;
-    repeated NegativeEnum values = 2 [packed = false];
-    repeated NegativeEnum packed_values = 3 [packed=true];
-}
-
-// Issue 21: http://code.google.com/p/protobuf-csharp-port/issues/detail?id=21
-// Decorate fields with [deprecated=true] as [System.Obsolete]
-
-message DeprecatedChild {
-}
-
-enum DeprecatedEnum {
-    DEPRECATED_ZERO = 0;
-    one = 1;
-}
-
-message DeprecatedFieldsMessage {
-    int32 PrimitiveValue = 1 [deprecated = true];
-    repeated int32 PrimitiveArray = 2 [deprecated = true];
-
-    DeprecatedChild MessageValue = 3 [deprecated = true];
-    repeated DeprecatedChild MessageArray = 4 [deprecated = true];
-
-    DeprecatedEnum EnumValue = 5 [deprecated = true];
-    repeated DeprecatedEnum EnumArray = 6 [deprecated = true];
-}
-
-// Issue 45: http://code.google.com/p/protobuf-csharp-port/issues/detail?id=45
-message ItemField {
-  int32 item = 1;
-}
-
-message ReservedNames {
-  // Force a nested type called Types
-  message SomeNestedType {
-  }
-
-  int32 types = 1;
-  int32 descriptor = 2;
-}
-
-message TestJsonFieldOrdering {
-  // These fields are deliberately not declared in numeric
-  // order, and the oneof fields aren't contiguous either.
-  // This allows for reasonably robust tests of JSON output
-  // ordering.
-  // TestFieldOrderings in unittest_proto3.proto is similar,
-  // but doesn't include oneofs.
-  // TODO: Consider adding oneofs to TestFieldOrderings, although
-  // that will require fixing other tests in multiple platforms.
-  // Alternatively, consider just adding this to
-  // unittest_proto3.proto if multiple platforms want it.
-  
-  int32 plain_int32 = 4;
-
-  oneof o1 {
-    string o1_string = 2;
-    int32 o1_int32 = 5;
-  }
-  
-  string plain_string = 1;
-  
-  oneof o2 {
-    int32 o2_int32 = 6;
-    string o2_string = 3;
-  }
-  
+syntax = "proto3";
+
+// These proto descriptors have at one time been reported as an issue or defect.
+// They are kept here to replicate the issue, and continue to verify the fix.
+
+// Issue: Non-"Google.Protobuffers" namespace will ensure that protobuffer library types are qualified
+option csharp_namespace = "UnitTest.Issues.TestProtos";
+
+package unittest_issues;
+option optimize_for = SPEED;
+
+// Issue 307: when generating doubly-nested types, any references
+// should be of the form A.Types.B.Types.C.
+message Issue307 {
+  message NestedOnce {
+    message NestedTwice {
+    }
+  }
+}
+
+// Old issue 13: http://code.google.com/p/protobuf-csharp-port/issues/detail?id=13
+// New issue 309: https://github.com/google/protobuf/issues/309
+ 
+// message A {
+//    optional int32 _A = 1;
+// }
+
+// message B {
+//    optional int32 B_ = 1;
+// }
+
+//message AB {
+//    optional int32 a_b = 1;
+//}
+
+// Similar issue with numeric names
+// Java code failed too, so probably best for this to be a restriction.
+// See https://github.com/google/protobuf/issues/308
+// message NumberField {
+//    optional int32 _01 = 1;
+// }
+
+// issue 19 - negative enum values
+
+enum NegativeEnum {
+    NEGATIVE_ENUM_ZERO = 0;
+    FiveBelow = -5;
+    MinusOne = -1;
+}
+
+message NegativeEnumMessage {
+    NegativeEnum value = 1;
+    repeated NegativeEnum values = 2 [packed = false];
+    repeated NegativeEnum packed_values = 3 [packed=true];
+}
+
+// Issue 21: http://code.google.com/p/protobuf-csharp-port/issues/detail?id=21
+// Decorate fields with [deprecated=true] as [System.Obsolete]
+
+message DeprecatedChild {
+}
+
+enum DeprecatedEnum {
+    DEPRECATED_ZERO = 0;
+    one = 1;
+}
+
+message DeprecatedFieldsMessage {
+    int32 PrimitiveValue = 1 [deprecated = true];
+    repeated int32 PrimitiveArray = 2 [deprecated = true];
+
+    DeprecatedChild MessageValue = 3 [deprecated = true];
+    repeated DeprecatedChild MessageArray = 4 [deprecated = true];
+
+    DeprecatedEnum EnumValue = 5 [deprecated = true];
+    repeated DeprecatedEnum EnumArray = 6 [deprecated = true];
+}
+
+// Issue 45: http://code.google.com/p/protobuf-csharp-port/issues/detail?id=45
+message ItemField {
+  int32 item = 1;
+}
+
+message ReservedNames {
+  // Force a nested type called Types
+  message SomeNestedType {
+  }
+
+  int32 types = 1;
+  int32 descriptor = 2;
+}
+
+message TestJsonFieldOrdering {
+  // These fields are deliberately not declared in numeric
+  // order, and the oneof fields aren't contiguous either.
+  // This allows for reasonably robust tests of JSON output
+  // ordering.
+  // TestFieldOrderings in unittest_proto3.proto is similar,
+  // but doesn't include oneofs.
+  // TODO: Consider adding oneofs to TestFieldOrderings, although
+  // that will require fixing other tests in multiple platforms.
+  // Alternatively, consider just adding this to
+  // unittest_proto3.proto if multiple platforms want it.
+  
+  int32 plain_int32 = 4;
+
+  oneof o1 {
+    string o1_string = 2;
+    int32 o1_int32 = 5;
+  }
+  
+  string plain_string = 1;
+  
+  oneof o2 {
+    int32 o2_int32 = 6;
+    string o2_string = 3;
+  }
+  
 }
\ No newline at end of file