diff --git a/src/util/crypto.cpp b/src/util/crypto.cpp
index 1621005..d8e803a 100644
--- a/src/util/crypto.cpp
+++ b/src/util/crypto.cpp
@@ -10,17 +10,17 @@
 
 namespace ndn {
 
-void ndn_digestSha256(const uint8_t *data, size_t dataLength, uint8_t *digest)
+void ndn_digestSha256(const uint8_t* data, size_t dataLength, uint8_t* digest)
 {
   try
     {
       using namespace CryptoPP;
-      
+
       CryptoPP::SHA256 hash;
       OBufferStream os;
       StringSource(data, dataLength, true, new HashFilter(hash, new ArraySink(digest, crypto::SHA256_DIGEST_SIZE)));
     }
-  catch(CryptoPP::Exception& e)
+  catch (CryptoPP::Exception& e)
     {
       return;
     }
@@ -30,18 +30,18 @@
 namespace crypto {
 
 ConstBufferPtr
-sha256(const uint8_t *data, size_t dataLength)
+sha256(const uint8_t* data, size_t dataLength)
 {
   try
     {
       using namespace CryptoPP;
-      
+
       SHA256 hash;
       OBufferStream os;
       StringSource(data, dataLength, true, new HashFilter(hash, new FileSink(os)));
       return os.buf();
     }
-  catch(CryptoPP::Exception& e)
+  catch (CryptoPP::Exception& e)
     {
       return ConstBufferPtr();
     }