diff --git a/modules/savebuff.cpp b/modules/savebuff.cpp
index a22bae73..05da739d 100644
--- a/modules/savebuff.cpp
+++ b/modules/savebuff.cpp
@@ -304,7 +304,7 @@ private:
 			CBlowfish c(m_sPassword, BF_DECRYPT);
 			sBuffer = c.Crypt(sFile);
 
-			if (sBuffer.substr(0, strlen(CRYPT_VERIFICATION_TOKEN)) != CRYPT_VERIFICATION_TOKEN)
+			if (sBuffer.Left(strlen(CRYPT_VERIFICATION_TOKEN)) != CRYPT_VERIFICATION_TOKEN)
 			{
 				// failed to decode :(
 				PutModule("Unable to decode Encrypted file [" + sChannel + "]");