diff --git a/Contrib/Makensisw/jnetlib/connection.cpp b/Contrib/Makensisw/jnetlib/connection.cpp
index 9bee6223..38d5f293 100644
--- a/Contrib/Makensisw/jnetlib/connection.cpp
+++ b/Contrib/Makensisw/jnetlib/connection.cpp
@@ -83,7 +83,7 @@ void JNL_Connection::connect(char *hostname, int port)
     else
     {
       m_state=STATE_RESOLVING;
-		  m_saddr.sin_family=AF_INET;
+      m_saddr.sin_family=AF_INET;
       m_saddr.sin_port=htons((unsigned short)port);
       m_saddr.sin_addr.s_addr=inet_addr(hostname);
     }
@@ -145,7 +145,7 @@ void JNL_Connection::run(int max_send_bytes, int max_recv_bytes, int *bytes_sent
       else { m_state=STATE_CONNECTING; }
     break;
     case STATE_CONNECTING:
-      {		
+      {
         fd_set f[3];
         FD_ZERO(&f[0]);
         FD_ZERO(&f[1]);
diff --git a/Contrib/Makensisw/makensisw.cpp b/Contrib/Makensisw/makensisw.cpp
index e61b5c6a..df553a42 100644
--- a/Contrib/Makensisw/makensisw.cpp
+++ b/Contrib/Makensisw/makensisw.cpp
@@ -194,9 +194,9 @@ BOOL CALLBACK DialogProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam) {
     {
       if (!g_sdata.thread) {
         DragAcceptFiles(g_sdata.hwnd,FALSE);
-		ImageList_Destroy(g_toolbar.imagelist);
-		ImageList_Destroy(g_toolbar.imagelistd);
-		ImageList_Destroy(g_toolbar.imagelisth);
+        ImageList_Destroy(g_toolbar.imagelist);
+        ImageList_Destroy(g_toolbar.imagelistd);
+        ImageList_Destroy(g_toolbar.imagelisth);
         DestroyWindow(hwndDlg);
         FreeLibrary(hRichEditDLL);
       }
@@ -1099,7 +1099,7 @@ BOOL CALLBACK CompressorProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPara
         case IDCANCEL:
         {
           EndDialog(hwndDlg, 1);
-		  LogMessage(g_sdata.hwnd,USAGE);
+          LogMessage(g_sdata.hwnd,USAGE);
           break;
         }
       }
diff --git a/Contrib/Makensisw/update.cpp b/Contrib/Makensisw/update.cpp
index de708c32..a7144a34 100644
--- a/Contrib/Makensisw/update.cpp
+++ b/Contrib/Makensisw/update.cpp
@@ -27,10 +27,10 @@ void FinalizeUpdate() {
 
 int getProxyInfo(char *out) {
   DWORD v=0;
-	HKEY hKey;
+  HKEY hKey;
   if (RegOpenKeyEx(HKEY_CURRENT_USER,"Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings",0,KEY_READ,&hKey) == ERROR_SUCCESS) {
-		DWORD l = 4;
-		DWORD t;
+    DWORD l = 4;
+    DWORD t;
     if (RegQueryValueEx(hKey,"ProxyEnable",NULL,&t,(unsigned char *)&v,&l) == ERROR_SUCCESS && t == REG_DWORD) {
       l=8192;
       if (RegQueryValueEx(hKey,"ProxyServer",NULL,&t,(unsigned char *)out,&l ) != ERROR_SUCCESS || t != REG_SZ) {