diff --git a/src/wallet.cpp b/src/wallet.cpp
index 436a02dad..56e6cff03 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -840,7 +840,7 @@ void CWallet::ReacceptWalletTransactions()
                 // Update fSpent if a tx got spent somewhere else by a copy of wallet.dat
                 if (txindex.vSpent.size() != wtx.vout.size())
                 {
-                    printf("ERROR: ReacceptWalletTransactions() : txindex.vSpent.size() %"PRIszu" != wtx.vout.size() %"PRIszu"\n", txindex.vSpent.size(), wtx.vout.size());
+                    printf("ERROR: ReacceptWalletTransactions() : txindex.vSpent.size() %" PRIszu" != wtx.vout.size() %" PRIszu"\n", txindex.vSpent.size(), wtx.vout.size());
                     continue;
                 }
                 for (unsigned int i = 0; i < txindex.vSpent.size(); i++)
@@ -1708,12 +1708,12 @@ void CWallet::PrintWallet(const CBlock& block)
         if (block.IsProofOfWork() && mapWallet.count(block.vtx[0].GetHash()))
         {
             CWalletTx& wtx = mapWallet[block.vtx[0].GetHash()];
-            printf("    mine:  %d  %d  %"PRI64d"", wtx.GetDepthInMainChain(), wtx.GetBlocksToMaturity(), wtx.GetCredit());
+            printf("    mine:  %d  %d  %" PRI64d"", wtx.GetDepthInMainChain(), wtx.GetBlocksToMaturity(), wtx.GetCredit());
         }
         if (block.IsProofOfStake() && mapWallet.count(block.vtx[1].GetHash()))
         {
             CWalletTx& wtx = mapWallet[block.vtx[1].GetHash()];
-            printf("    stake: %d  %d  %"PRI64d"", wtx.GetDepthInMainChain(), wtx.GetBlocksToMaturity(), wtx.GetCredit());
+            printf("    stake: %d  %d  %" PRI64d"", wtx.GetDepthInMainChain(), wtx.GetBlocksToMaturity(), wtx.GetCredit());
          }
 
     }
@@ -1776,7 +1776,7 @@ bool CWallet::NewKeyPool()
             walletdb.WritePool(nIndex, CKeyPool(GenerateNewKey()));
             setKeyPool.insert(nIndex);
         }
-        printf("CWallet::NewKeyPool wrote %"PRI64d" new keys\n", nKeys);
+        printf("CWallet::NewKeyPool wrote %" PRI64d" new keys\n", nKeys);
     }
     return true;
 }
@@ -1801,7 +1801,7 @@ bool CWallet::TopUpKeyPool()
             if (!walletdb.WritePool(nEnd, CKeyPool(GenerateNewKey())))
                 throw runtime_error("TopUpKeyPool() : writing generated key failed");
             setKeyPool.insert(nEnd);
-            printf("keypool added key %"PRI64d", size=%"PRIszu"\n", nEnd, setKeyPool.size());
+            printf("keypool added key %" PRI64d", size=%" PRIszu"\n", nEnd, setKeyPool.size());
         }
     }
     return true;
@@ -1831,7 +1831,7 @@ void CWallet::ReserveKeyFromKeyPool(int64& nIndex, CKeyPool& keypool)
             throw runtime_error("ReserveKeyFromKeyPool() : unknown key in key pool");
         assert(keypool.vchPubKey.IsValid());
         if (fDebug && GetBoolArg("-printkeypool"))
-            printf("keypool reserve %"PRI64d"\n", nIndex);
+            printf("keypool reserve %" PRI64d"\n", nIndex);
     }
 }
 
@@ -1859,7 +1859,7 @@ void CWallet::KeepKey(int64 nIndex)
         walletdb.ErasePool(nIndex);
     }
     if (fDebug && GetBoolArg("-printkeypool", false))
-        printf("keypool keep %"PRI64d"\n", nIndex);
+        printf("keypool keep %" PRI64d"\n", nIndex);
 }
 
 void CWallet::ReturnKey(int64 nIndex)
@@ -1870,7 +1870,7 @@ void CWallet::ReturnKey(int64 nIndex)
         setKeyPool.insert(nIndex);
     }
     if(fDebug && GetBoolArg("-printkeypool", false))
-        printf("keypool return %"PRI64d"\n", nIndex);
+        printf("keypool return %" PRI64d"\n", nIndex);
 }
 
 bool CWallet::GetKeyFromPool(CPubKey& result, bool fAllowReuse)
diff --git a/src/walletdb.cpp b/src/walletdb.cpp
index 2ed8ec108..382b812ec 100644
--- a/src/walletdb.cpp
+++ b/src/walletdb.cpp
@@ -535,7 +535,7 @@ void ThreadFlushWalletDB(void* parg)
                         bitdb.CheckpointLSN(strFile);
 
                         bitdb.mapFileUseCount.erase(mi++);
-                        printf("Flushed wallet.dat %"PRI64d"ms\n", GetTimeMillis() - nStart);
+                        printf("Flushed wallet.dat %" PRI64d"ms\n", GetTimeMillis() - nStart);
                     }
                 }
             }
@@ -596,7 +596,7 @@ bool CWalletDB::Recover(CDBEnv& dbenv, std::string filename, bool fOnlyKeys)
     // Set -rescan so any missing transactions will be
     // found.
     int64 now = GetTime();
-    std::string newFilename = strprintf("wallet.%"PRI64d".bak", now);
+    std::string newFilename = strprintf("wallet.%" PRI64d".bak", now);
 
     int result = dbenv.dbenv.dbrename(NULL, filename.c_str(), NULL,
                                       newFilename.c_str(), DB_AUTO_COMMIT);
@@ -615,7 +615,7 @@ bool CWalletDB::Recover(CDBEnv& dbenv, std::string filename, bool fOnlyKeys)
         printf("Salvage(aggressive) found no records in %s.\n", newFilename.c_str());
         return false;
     }
-    printf("Salvage(aggressive) found %"PRIszu" records\n", salvagedData.size());
+    printf("Salvage(aggressive) found %" PRIszu" records\n", salvagedData.size());
 
     bool fSuccess = allOK;
     Db* pdbCopy = new Db(&dbenv.dbenv, 0);