diff --git a/Example/Firebase.xcodeproj/project.pbxproj b/Example/Firebase.xcodeproj/project.pbxproj
index 1e07fadddd..d0b9a4c0ba 100644
--- a/Example/Firebase.xcodeproj/project.pbxproj
+++ b/Example/Firebase.xcodeproj/project.pbxproj
@@ -5977,7 +5977,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";
@@ -6015,7 +6015,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				SDKROOT = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
diff --git a/Example/Podfile b/Example/Podfile
index 066f0a916e..366f80fa1b 100644
--- a/Example/Podfile
+++ b/Example/Podfile
@@ -149,7 +149,7 @@ target 'Auth_Sample' do
 end
 
 target 'Core_Example_macOS' do
-  platform :osx, '10.10'
+  platform :osx, '10.11'
 
   pod 'FirebaseCore', :path => '../'
 
@@ -160,7 +160,7 @@ target 'Core_Example_macOS' do
 end
 
 target 'Auth_Example_macOS' do
-  platform :osx, '10.10'
+  platform :osx, '10.11'
 
   pod 'FirebaseAuth', :path => '../'
 
@@ -171,7 +171,7 @@ target 'Auth_Example_macOS' do
 end
 
 target 'Database_Example_macOS' do
-  platform :osx, '10.10'
+  platform :osx, '10.11'
 
   pod 'FirebaseDatabase', :path => '../'
 
@@ -185,7 +185,7 @@ target 'Database_Example_macOS' do
 end
 
 target 'Storage_Example_macOS' do
-  platform :osx, '10.10'
+  platform :osx, '10.11'
 
   pod 'FirebaseStorage', :path => '../'
 
diff --git a/FirebaseAnalyticsInterop.podspec b/FirebaseAnalyticsInterop.podspec
index bea3f9de28..8f3907c911 100644
--- a/FirebaseAnalyticsInterop.podspec
+++ b/FirebaseAnalyticsInterop.podspec
@@ -22,7 +22,7 @@ Pod::Spec.new do |s|
   }
   s.social_media_url = 'https://twitter.com/Firebase'
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
   s.source_files = 'Interop/Analytics/**/*.h'
   s.public_header_files = 'Interop/Analytics/Public/*.h'
diff --git a/FirebaseAuth.podspec b/FirebaseAuth.podspec
index 9c2383918e..e6b52d6fe2 100644
--- a/FirebaseAuth.podspec
+++ b/FirebaseAuth.podspec
@@ -18,7 +18,7 @@ supports email and password accounts, as well as several 3rd party authenticatio
   }
   s.social_media_url = 'https://twitter.com/Firebase'
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.cocoapods_version = '>= 1.4.0'
diff --git a/FirebaseAuthInterop.podspec b/FirebaseAuthInterop.podspec
index 4ee7710652..df08e2a64d 100644
--- a/FirebaseAuthInterop.podspec
+++ b/FirebaseAuthInterop.podspec
@@ -22,7 +22,7 @@ Pod::Spec.new do |s|
   }
   s.social_media_url = 'https://twitter.com/Firebase'
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
   s.source_files = 'Interop/Auth/**/*.h'
   s.public_header_files = 'Interop/Auth/Public/*.h'
diff --git a/FirebaseCore.podspec b/FirebaseCore.podspec
index 2a74d92b06..47a714ba1e 100644
--- a/FirebaseCore.podspec
+++ b/FirebaseCore.podspec
@@ -17,7 +17,7 @@ Firebase Core includes FIRApp and FIROptions which provide central configuration
   }
   s.social_media_url = 'https://twitter.com/Firebase'
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.cocoapods_version = '>= 1.4.0'
diff --git a/FirebaseDatabase.podspec b/FirebaseDatabase.podspec
index 062db75bd7..e9ddac1938 100644
--- a/FirebaseDatabase.podspec
+++ b/FirebaseDatabase.podspec
@@ -17,7 +17,7 @@ Simplify your iOS development, grow your user base, and monetize more effectivel
   }
   s.social_media_url = 'https://twitter.com/Firebase'
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.cocoapods_version = '>= 1.4.0'
diff --git a/FirebaseFirestore.podspec b/FirebaseFirestore.podspec
index a602a5c81a..e6b958f884 100644
--- a/FirebaseFirestore.podspec
+++ b/FirebaseFirestore.podspec
@@ -17,7 +17,7 @@ Google Cloud Firestore is a NoSQL document database built for automatic scaling,
   }
 
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.cocoapods_version = '>= 1.4.0'
diff --git a/FirebaseStorage.podspec b/FirebaseStorage.podspec
index d9a9441142..01c9152ea2 100644
--- a/FirebaseStorage.podspec
+++ b/FirebaseStorage.podspec
@@ -17,7 +17,7 @@ Firebase Storage provides robust, secure file uploads and downloads from Firebas
   }
   s.social_media_url = 'https://twitter.com/Firebase'
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.cocoapods_version = '>= 1.4.0'
diff --git a/Firestore/Example/Firestore.xcodeproj/project.pbxproj b/Firestore/Example/Firestore.xcodeproj/project.pbxproj
index ca232d6e0c..b3ecfa8f1e 100644
--- a/Firestore/Example/Firestore.xcodeproj/project.pbxproj
+++ b/Firestore/Example/Firestore.xcodeproj/project.pbxproj
@@ -2554,7 +2554,7 @@
 				"${BUILT_PRODUCTS_DIR}/BoringSSL-GRPC-macOS/openssl_grpc.framework",
 				"${BUILT_PRODUCTS_DIR}/GTMSessionFetcher-macOS/GTMSessionFetcher.framework",
 				"${BUILT_PRODUCTS_DIR}/GoogleUtilities-Environment-Logger-macOS/GoogleUtilities.framework",
-				"${BUILT_PRODUCTS_DIR}/Protobuf-macOS10.10/Protobuf.framework",
+				"${BUILT_PRODUCTS_DIR}/Protobuf-macOS10.11/Protobuf.framework",
 				"${BUILT_PRODUCTS_DIR}/gRPC-C++-macOS/grpcpp.framework",
 				"${BUILT_PRODUCTS_DIR}/gRPC-Core-macOS/grpc.framework",
 				"${BUILT_PRODUCTS_DIR}/leveldb-library-macOS/leveldb.framework",
@@ -3671,7 +3671,7 @@
 				);
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -3746,7 +3746,7 @@
 				);
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -4149,7 +4149,7 @@
 				);
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -4218,7 +4218,7 @@
 				);
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -4894,7 +4894,7 @@
 				GCC_NO_COMMON_BLOCKS = YES;
 				INFOPLIST_FILE = "$(SRCROOT)/App/macOS/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
@@ -4966,7 +4966,7 @@
 				GCC_NO_COMMON_BLOCKS = YES;
 				INFOPLIST_FILE = "$(SRCROOT)/App/macOS/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_LDFLAGS = (
diff --git a/Firestore/Example/GoogleBenchmark.podspec b/Firestore/Example/GoogleBenchmark.podspec
index 156ee2afac..1046b988d2 100644
--- a/Firestore/Example/GoogleBenchmark.podspec
+++ b/Firestore/Example/GoogleBenchmark.podspec
@@ -34,7 +34,7 @@ Google's C++ benchmark framework.
   }
 
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.requires_arc = false
diff --git a/Firestore/Example/GoogleTest.podspec b/Firestore/Example/GoogleTest.podspec
index 784f69e63c..8feab54a19 100644
--- a/Firestore/Example/GoogleTest.podspec
+++ b/Firestore/Example/GoogleTest.podspec
@@ -34,7 +34,7 @@ Google's C++ test framework.
   }
 
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.requires_arc = false
diff --git a/Firestore/Example/LibFuzzer.podspec b/Firestore/Example/LibFuzzer.podspec
index ae99f46c62..569b611671 100644
--- a/Firestore/Example/LibFuzzer.podspec
+++ b/Firestore/Example/LibFuzzer.podspec
@@ -31,7 +31,7 @@ Pod::Spec.new do |s|
   # LibFuzzer uses thread_local which does not appear to be supported before
   # iOS 9.
   s.ios.deployment_target = '9.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   # Check out only libFuzzer folder.
diff --git a/Firestore/Example/Podfile b/Firestore/Example/Podfile
index a816a42cc8..2259266b02 100644
--- a/Firestore/Example/Podfile
+++ b/Firestore/Example/Podfile
@@ -61,7 +61,7 @@ target 'Firestore_Example_iOS' do
 end
 
 target 'Firestore_Example_macOS' do
-  platform :osx, '10.10'
+  platform :osx, '10.11'
 
   pod 'FirebaseAuth', :path => '../../'
   pod 'FirebaseCore', :path => '../../'
diff --git a/Firestore/Example/ProtobufCpp.podspec b/Firestore/Example/ProtobufCpp.podspec
index e2527bdae7..14721069a1 100644
--- a/Firestore/Example/ProtobufCpp.podspec
+++ b/Firestore/Example/ProtobufCpp.podspec
@@ -30,7 +30,7 @@ Pod::Spec.new do |s|
   }
 
   s.ios.deployment_target = '8.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.source_files = 'src/**/*.{h,cc}'
diff --git a/Firestore/Protos/FrameworkMaker.xcodeproj/project.pbxproj b/Firestore/Protos/FrameworkMaker.xcodeproj/project.pbxproj
index 4a1e9d4883..f88531043f 100644
--- a/Firestore/Protos/FrameworkMaker.xcodeproj/project.pbxproj
+++ b/Firestore/Protos/FrameworkMaker.xcodeproj/project.pbxproj
@@ -288,7 +288,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -327,7 +327,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.11;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				VALIDATE_PRODUCT = YES;
diff --git a/GoogleUtilities.podspec b/GoogleUtilities.podspec
index b3dac0c0bd..813ebe7590 100644
--- a/GoogleUtilities.podspec
+++ b/GoogleUtilities.podspec
@@ -19,7 +19,7 @@ other Google CocoaPods. They're not intended for direct public usage.
   # Technically GoogleUtilites requires iOS 7, but it supports a dependency pod with a minimum
   # iOS 6, that will do runtime checking to avoid calling into GoogleUtilities.
   s.ios.deployment_target = '6.0'
-  s.osx.deployment_target = '10.10'
+  s.osx.deployment_target = '10.11'
   s.tvos.deployment_target = '10.0'
 
   s.cocoapods_version = '>= 1.4.0'
diff --git a/GoogleUtilities/Example/Podfile b/GoogleUtilities/Example/Podfile
index c880a36f3f..aa230a65d9 100644
--- a/GoogleUtilities/Example/Podfile
+++ b/GoogleUtilities/Example/Podfile
@@ -22,7 +22,7 @@ target 'Example_iOS' do
 end
 
 target 'Example_macOS' do
-  platform :osx, '10.10'
+  platform :osx, '10.11'
 
   pod 'GoogleUtilities', :path => '../../'