diff --git a/RNCryptor OS X/RNCryptor OS X-Prefix.pch b/RNCryptor OS X/RNCryptor OS X-Prefix.pch
index cf0d2a5e..ae1c34d1 100644
--- a/RNCryptor OS X/RNCryptor OS X-Prefix.pch	
+++ b/RNCryptor OS X/RNCryptor OS X-Prefix.pch	
@@ -2,6 +2,9 @@
 // Prefix header for all source files of the 'RNCryptor OS X' target in the 'RNCryptor OS X' project
 //
 
+// For testing
+// #define RNCRYPTOR_ALLOW_V1_BAD_HMAC
+
 #ifdef __OBJC__
 #endif
 
diff --git a/RNCryptor.xcodeproj/project.pbxproj b/RNCryptor.xcodeproj/project.pbxproj
index 453b5021..890f3a7c 100644
--- a/RNCryptor.xcodeproj/project.pbxproj
+++ b/RNCryptor.xcodeproj/project.pbxproj
@@ -40,6 +40,7 @@
 		FB7565241512D9BE007B808D /* RNOpenSSLEncryptor.h in Headers */ = {isa = PBXBuildFile; fileRef = FB7565241512D9BE007B808C /* RNOpenSSLEncryptor.h */; };
 		FB7565241512D9BE007B808F /* RNOpenSSLDecryptor.h in Headers */ = {isa = PBXBuildFile; fileRef = FB7565241512D9BE007B808E /* RNOpenSSLDecryptor.h */; };
 		FB7565241512D9BE007B8091 /* RNOpenSSLDecryptor.m in Sources */ = {isa = PBXBuildFile; fileRef = FB7565241512D9BE007B8090 /* RNOpenSSLDecryptor.m */; };
+		FBE1F73B16A899E400C90463 /* RNCryptorV1.enc in CopyFiles */ = {isa = PBXBuildFile; fileRef = FBE1F73A16A899D800C90463 /* RNCryptorV1.enc */; };
 		FBF7D58E167E5031004B6F0F /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = FB7564F31512D3C4007B806B /* Foundation.framework */; };
 		FBF7D591167E5032004B6F0F /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = FBF7D590167E5032004B6F0F /* main.m */; };
 		FBF7D5A9167E515D004B6F0F /* RNCryptor.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = AB13427A15E0FC2300456914 /* RNCryptor.framework */; };
@@ -58,12 +59,13 @@
 /* Begin PBXCopyFilesBuildPhase section */
 		FBF7D58A167E5031004B6F0F /* CopyFiles */ = {
 			isa = PBXCopyFilesBuildPhase;
-			buildActionMask = 2147483647;
-			dstPath = /usr/share/man/man1/;
-			dstSubfolderSpec = 0;
+			buildActionMask = 12;
+			dstPath = "";
+			dstSubfolderSpec = 16;
 			files = (
+				FBE1F73B16A899E400C90463 /* RNCryptorV1.enc in CopyFiles */,
 			);
-			runOnlyForDeploymentPostprocessing = 1;
+			runOnlyForDeploymentPostprocessing = 0;
 		};
 /* End PBXCopyFilesBuildPhase section */
 
@@ -104,6 +106,7 @@
 		FB7565241512D9BE007B808E /* RNOpenSSLDecryptor.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RNOpenSSLDecryptor.h; sourceTree = "<group>"; };
 		FB7565241512D9BE007B8090 /* RNOpenSSLDecryptor.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RNOpenSSLDecryptor.m; sourceTree = "<group>"; };
 		FB7565241512D9BE007B8092 /* README.md */ = {isa = PBXFileReference; lastKnownFileType = file.md; path = README.md; sourceTree = "<group>"; };
+		FBE1F73A16A899D800C90463 /* RNCryptorV1.enc */ = {isa = PBXFileReference; lastKnownFileType = file; path = RNCryptorV1.enc; sourceTree = SOURCE_ROOT; };
 		FBF7D58C167E5031004B6F0F /* RNCryptorVectors */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = RNCryptorVectors; sourceTree = BUILT_PRODUCTS_DIR; };
 		FBF7D590167E5032004B6F0F /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
 		FBF7D593167E5032004B6F0F /* RNCryptorVectors-Prefix.pch */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "RNCryptorVectors-Prefix.pch"; sourceTree = "<group>"; };
@@ -270,6 +273,7 @@
 			isa = PBXGroup;
 			children = (
 				FBF7D590167E5032004B6F0F /* main.m */,
+				FBE1F73A16A899D800C90463 /* RNCryptorV1.enc */,
 				FBF7D592167E5032004B6F0F /* Supporting Files */,
 			);
 			path = RNCryptorVectors;
@@ -690,6 +694,7 @@
 				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "RNCryptorVectors/RNCryptorVectors-Prefix.pch";
+				GCC_PREPROCESSOR_DEFINITIONS = "$(inherited)";
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.8;
 				ONLY_ACTIVE_ARCH = YES;
@@ -710,6 +715,7 @@
 				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "RNCryptorVectors/RNCryptorVectors-Prefix.pch";
+				GCC_PREPROCESSOR_DEFINITIONS = "";
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.8;
 				PRODUCT_NAME = "$(TARGET_NAME)";
diff --git a/RNCryptor/RNDecryptor.m b/RNCryptor/RNDecryptor.m
index fffdab5c..ebd79dfa 100644
--- a/RNCryptor/RNDecryptor.m
+++ b/RNCryptor/RNDecryptor.m
@@ -36,7 +36,7 @@ @interface RNDecryptor ()
 @property (nonatomic, readwrite, copy) NSData *encryptionKey;
 @property (nonatomic, readwrite, copy) NSData *HMACKey;
 @property (nonatomic, readwrite, copy) NSString *password;
-@property (nonatomic, readwrite, assign) BOOL *hasV1HMAC;
+@property (nonatomic, readwrite, assign) BOOL hasV1HMAC;
 
 @end
 
diff --git a/RNCryptorV1.enc b/RNCryptorV1.enc
new file mode 100644
index 00000000..f8fa3344
--- /dev/null
+++ b/RNCryptorV1.enc
@@ -0,0 +1,2 @@
+

Õé°îï£3muxÁùº¾K]éìùYŒJáà€ìqàʺÒ"ØÐÜ[÷rú~FF]	lÔ¡”ªß+U“Õù*¡;'ÜzúÊ|¡TŽj’)Žè„Àµ´¥U¾(…+¡¢uý_A|¹iÙb;s¦WÞMŸõnžçb^…%±5ÛÌï”`5
+Ín=é%
\ No newline at end of file
diff --git a/RNCryptorVectors/main.m b/RNCryptorVectors/main.m
index 9615baf2..8e037770 100644
--- a/RNCryptorVectors/main.m
+++ b/RNCryptorVectors/main.m
@@ -8,6 +8,7 @@
 
 #import <Foundation/Foundation.h>
 #import "RNEncryptor.h"
+#import "RNDecryptor.h"
 #import "RNCryptorEngine.h"
 
 void Encrypt(NSString *string, NSString *password, NSData *encryptionSalt, NSData *HMACSalt, NSData *IV)
@@ -71,6 +72,13 @@ int main(int argc, const char * argv[])
                                                error:&error];
 
     [encryptedData writeToFile:@"/tmp/RNCryptor.enc" atomically:NO];
+
+    NSData *v1Data = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"RNCryptorV1.enc" ofType:nil]];
+
+    NSData *decryptedData = [RNDecryptor decryptData:v1Data withPassword:password error:&error];
+    NSLog(@"decryptedData:%@", [[NSString alloc] initWithData:decryptedData encoding:NSUTF8StringEncoding]);
+    NSLog(@"error:%@", error);
+
   }
   return 0;
 }