diff --git a/React/Base/RCTLog.m b/React/Base/RCTLog.m
index 0cb095494..3fa343303 100644
--- a/React/Base/RCTLog.m
+++ b/React/Base/RCTLog.m
@@ -37,7 +37,7 @@ static RCTLogLevel RCTCurrentLogThreshold;
 __attribute__((constructor))
 static void RCTLogSetup()
 {
-  RCTCurrentLogFunction = RCTDefaultLogFunction;
+  RCTSetLogFunction(RCTDefaultLogFunction);
 
 #if RCT_DEBUG
   RCTCurrentLogThreshold = RCTLogLevelInfo - 1;
@@ -52,8 +52,7 @@ RCTLogFunction RCTDefaultLogFunction = ^(
   NSString *fileName,
   NSNumber *lineNumber,
   NSString *message
-)
-{
+) {
   NSString *log = RCTFormatLog(
     [NSDate date], level, fileName, lineNumber, message
   );
@@ -82,7 +81,52 @@ RCTLogFunction RCTDefaultLogFunction = ^(
 
 void RCTSetLogFunction(RCTLogFunction logFunction)
 {
+
+#if RCT_DEBUG // Red box is only available in debug mode
+
+  RCTCurrentLogFunction = ^(
+    RCTLogLevel level,
+    NSString *fileName,
+    NSNumber *lineNumber,
+    NSString *message
+  ) {
+    // Log to red box
+    if ([UIApplication sharedApplication] && level >= RCTLOG_REDBOX_LEVEL) {
+      NSArray *stackSymbols = [NSThread callStackSymbols];
+      NSMutableArray *stack = [NSMutableArray arrayWithCapacity:(stackSymbols.count - 1)];
+      [stackSymbols enumerateObjectsUsingBlock:^(NSString *frameSymbols, NSUInteger idx, __unused BOOL *stop) {
+        if (idx > 0) { // don't include the current frame
+          NSString *address = [[frameSymbols componentsSeparatedByString:@"0x"][1] componentsSeparatedByString:@" "][0];
+          NSRange addressRange = [frameSymbols rangeOfString:address];
+          NSString *methodName = [frameSymbols substringFromIndex:(addressRange.location + addressRange.length + 1)];
+          if (idx == 1 && fileName && lineNumber) {
+            [stack addObject:@{
+              @"methodName": methodName,
+              @"file": fileName.lastPathComponent,
+              @"lineNumber": lineNumber
+            }];
+          } else {
+            [stack addObject:@{@"methodName": methodName}];
+          }
+        }
+      }];
+      [[RCTRedBox sharedInstance] showErrorMessage:message withStack:stack];
+    }
+
+    // Log to JS executor
+    [RCTBridge logMessage:message level:level ? @(RCTLogLevels[level - 1]) : @"info"];
+
+    if (logFunction) {
+      logFunction(level, fileName, lineNumber, message);
+    }
+  };
+
+#else
+
   RCTCurrentLogFunction = logFunction;
+
+#endif
+
 }
 
 RCTLogFunction RCTGetLogFunction()
@@ -151,8 +195,7 @@ NSString *RCTFormatLog(
   NSString *fileName,
   NSNumber *lineNumber,
   NSString *message
-)
-{
+) {
   NSMutableString *log = [[NSMutableString alloc] init];
   if (timestamp) {
     static NSDateFormatter *formatter;
@@ -188,8 +231,8 @@ void _RCTLogFormat(
   RCTLogLevel level,
   const char *fileName,
   int lineNumber,
-  NSString *format, ...)
-{
+  NSString *format, ...
+) {
   RCTLogFunction logFunction = RCTGetLocalLogFunction();
   BOOL log = RCT_DEBUG || (logFunction != nil);
   if (log && level >= RCTCurrentLogThreshold) {
@@ -204,33 +247,5 @@ void _RCTLogFormat(
     if (logFunction) {
       logFunction(level, fileName ? @(fileName) : nil, (lineNumber >= 0) ? @(lineNumber) : nil, message);
     }
-
-#if RCT_DEBUG // Red box is only available in debug mode
-
-    // Log to red box
-    if ([UIApplication sharedApplication] && level >= RCTLOG_REDBOX_LEVEL) {
-      NSArray *stackSymbols = [NSThread callStackSymbols];
-      NSMutableArray *stack = [NSMutableArray arrayWithCapacity:(stackSymbols.count - 1)];
-      [stackSymbols enumerateObjectsUsingBlock:^(NSString *frameSymbols, NSUInteger idx, __unused BOOL *stop) {
-        if (idx > 0) { // don't include the current frame
-          NSString *address = [[frameSymbols componentsSeparatedByString:@"0x"][1] componentsSeparatedByString:@" "][0];
-          NSRange addressRange = [frameSymbols rangeOfString:address];
-          NSString *methodName = [frameSymbols substringFromIndex:(addressRange.location + addressRange.length + 1)];
-          if (idx == 1) {
-            NSString *file = [[@(fileName) componentsSeparatedByString:@"/"] lastObject];
-            [stack addObject:@{@"methodName": methodName, @"file": file, @"lineNumber": @(lineNumber)}];
-          } else {
-            [stack addObject:@{@"methodName": methodName}];
-          }
-        }
-      }];
-      [[RCTRedBox sharedInstance] showErrorMessage:message withStack:stack];
-    }
-
-    // Log to JS executor
-    [RCTBridge logMessage:message level:level ? @(RCTLogLevels[level - 1]) : @"info"];
-
-#endif
-
   }
 }