diff --git a/clang/docs/ClangFormatStyleOptions.rst b/clang/docs/ClangFormatStyleOptions.rst
--- a/clang/docs/ClangFormatStyleOptions.rst
+++ b/clang/docs/ClangFormatStyleOptions.rst
@@ -2072,8 +2072,8 @@
      - (void)_aMethod
      {
         [self.test1 t:self
-                     w:self
-            callback:^(typeof(self) self, NSNumber *u, NSNumber *v) {
+                    w:self
+             callback:^(typeof(self) self, NSNumber *u, NSNumber *v) {
                  u = c;
              }]
      }
diff --git a/clang/lib/Format/ContinuationIndenter.cpp b/clang/lib/Format/ContinuationIndenter.cpp
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -342,6 +342,7 @@
   if (Previous.is(tok::semi) && State.LineContainsContinuedForLoopSection)
     return true;
   if (Style.Language == FormatStyle::LK_ObjC &&
+      Style.ObjCBreakBeforeNestedBlockParam &&
       Current.ObjCSelectorNameParts > 1 &&
       Current.startsSequence(TT_SelectorName, tok::colon, tok::caret)) {
     return true;
diff --git a/clang/unittests/Format/FormatTestObjC.cpp b/clang/unittests/Format/FormatTestObjC.cpp
--- a/clang/unittests/Format/FormatTestObjC.cpp
+++ b/clang/unittests/Format/FormatTestObjC.cpp
@@ -1420,6 +1420,10 @@
                "*b, NSNumber *c) {\n"
                "  b = c;\n"
                "}]");
+  verifyFormat("[self.test1 t:self w:self callback:^(typeof(self) self, "
+               "NSNumber *u, NSNumber *v) {\n"
+               "  u = v;\n"
+               "} z:self]");
 
   Style.ColumnLimit = 80;
   verifyFormat(