diff --git a/bin/mac/fsnotifier b/bin/mac/fsnotifier
index e2524e76d1bf..d69157acdb19 100755
Binary files a/bin/mac/fsnotifier and b/bin/mac/fsnotifier differ
diff --git a/native/fsNotifier/mac/fsnotifier.c b/native/fsNotifier/mac/fsnotifier.c
index 0a4a6c8e1846..1f774c40c489 100644
--- a/native/fsNotifier/mac/fsnotifier.c
+++ b/native/fsNotifier/mac/fsnotifier.c
@@ -18,7 +18,11 @@
 #include <pthread.h>
 #include <sys/mount.h>
 
+#define PRIVATE_DIR "/private/"
+#define PRIVATE_LEN 9
+
 static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
+static bool report_private = true;
 
 static void reportEvent(char *event, char *path) {
     int len = 0;
@@ -32,15 +36,15 @@ static void reportEvent(char *event, char *path) {
     }
 
     pthread_mutex_lock(&lock);
-
-    fputs(event, stdout);
-    fputc('\n', stdout);
-    if (path != NULL) {
-        fwrite(path, len, 1, stdout);
+    if (report_private || strncasecmp(path, PRIVATE_DIR, PRIVATE_LEN) != 0) {
+        fputs(event, stdout);
         fputc('\n', stdout);
+        if (path != NULL) {
+            fwrite(path, len, 1, stdout);
+            fputc('\n', stdout);
+        }
+        fflush(stdout);
     }
-
-    fflush(stdout);
     pthread_mutex_unlock(&lock);
 }
 
@@ -128,14 +132,22 @@ static char command[2048];
 
 static void ParseRoots() {
     CFMutableArrayRef roots = CFArrayCreateMutable(NULL, 0, NULL);
+    bool has_private_root = false;
 
     while (TRUE) {
         fscanf(stdin, "%s", command);
         if (strcmp(command, "#") == 0 || feof(stdin)) break;
         char* path = command[0] == '|' ? command + 1 : command;
         CFArrayAppendValue(roots, strdup(path));
+        if (strcmp(path, "/") == 0 || strncasecmp(path, PRIVATE_DIR, PRIVATE_LEN) == 0) {
+            has_private_root = true;
+        }
     }
 
+    pthread_mutex_lock(&lock);
+    report_private = has_private_root;
+    pthread_mutex_unlock(&lock);
+
     PrintMountedFileSystems(roots);
 
     for (int i = 0; i < CFArrayGetCount(roots); i++) {
diff --git a/platform/platform-impl/src/com/intellij/openapi/vfs/impl/local/FileWatcher.java b/platform/platform-impl/src/com/intellij/openapi/vfs/impl/local/FileWatcher.java
index d955c496deb3..f7346548124a 100644
--- a/platform/platform-impl/src/com/intellij/openapi/vfs/impl/local/FileWatcher.java
+++ b/platform/platform-impl/src/com/intellij/openapi/vfs/impl/local/FileWatcher.java
@@ -217,7 +217,7 @@ public class FileWatcher {
 
   private static boolean isUpToDate(File executable) {
     long length = SystemInfo.isWindows ? 71208 :
-                  SystemInfo.isMac ? 13924 :
+                  SystemInfo.isMac ? 13984 :
                   SystemInfo.isLinux ? SystemInfo.isAMD64 ? 29155 : 22791 :
                   -1;
     return length < 0 || length == executable.length();