diff --git a/CHANGELOG.md b/CHANGELOG.md
index caccbc0f..5f0c2405 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+#### Version 1.1.2
+
+* Adaptation to YouTube API change. (#19)
+
 #### Version 1.1.1
 
 * For errors of the `XCDYouTubeVideoErrorDomain` domain, `-[NSError localizedDescription]` is actually localized and doesn’t contain HTML tags, making it suitable for displaying to the user.
diff --git a/XCDYouTubeVideoPlayerViewController.podspec b/XCDYouTubeVideoPlayerViewController.podspec
index 9a92b4b8..249b16a0 100644
--- a/XCDYouTubeVideoPlayerViewController.podspec
+++ b/XCDYouTubeVideoPlayerViewController.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "XCDYouTubeVideoPlayerViewController"
-  s.version      = "1.1.1"
+  s.version      = "1.1.2"
   s.summary      = "YouTube video player for iPhone and iPad."
   s.homepage     = "https://github.com/0xced/XCDYouTubeVideoPlayerViewController"
   s.license      = 'MIT'
diff --git a/XCDYouTubeVideoPlayerViewController.xcodeproj/project.pbxproj b/XCDYouTubeVideoPlayerViewController.xcodeproj/project.pbxproj
index bfbb87cf..8b892f1a 100644
--- a/XCDYouTubeVideoPlayerViewController.xcodeproj/project.pbxproj
+++ b/XCDYouTubeVideoPlayerViewController.xcodeproj/project.pbxproj
@@ -157,7 +157,7 @@
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_SUSPICIOUS_IMPLICIT_CONVERSION = YES;
 				COPY_PHASE_STRIP = NO;
-				DYLIB_COMPATIBILITY_VERSION = 1.1.1;
+				DYLIB_COMPATIBILITY_VERSION = 1.1.2;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_TREAT_WARNINGS_AS_ERRORS = YES;
@@ -199,7 +199,7 @@
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_SUSPICIOUS_IMPLICIT_CONVERSION = YES;
 				COPY_PHASE_STRIP = YES;
-				DYLIB_COMPATIBILITY_VERSION = 1.1.1;
+				DYLIB_COMPATIBILITY_VERSION = 1.1.2;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_TREAT_WARNINGS_AS_ERRORS = YES;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
diff --git a/XCDYouTubeVideoPlayerViewController/XCDYouTubeVideoPlayerViewController.m b/XCDYouTubeVideoPlayerViewController/XCDYouTubeVideoPlayerViewController.m
index f95de8ed..da556e11 100644
--- a/XCDYouTubeVideoPlayerViewController/XCDYouTubeVideoPlayerViewController.m
+++ b/XCDYouTubeVideoPlayerViewController/XCDYouTubeVideoPlayerViewController.m
@@ -242,7 +242,8 @@ - (NSURL *) videoURLWithData:(NSData *)data error:(NSError * __autoreleasing *)e
 	NSString *videoQuery = [[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding];
 	NSStringEncoding queryEncoding = NSUTF8StringEncoding;
 	NSDictionary *video = DictionaryWithQueryString(videoQuery, queryEncoding);
-	NSArray *streamQueries = [video[@"url_encoded_fmt_stream_map"] componentsSeparatedByString:@","];
+	NSMutableArray *streamQueries = [[video[@"url_encoded_fmt_stream_map"] componentsSeparatedByString:@","] mutableCopy];
+	[streamQueries addObjectsFromArray:[video[@"adaptive_fmts"] componentsSeparatedByString:@","]];
 	
 	NSMutableDictionary *streamURLs = [NSMutableDictionary new];
 	for (NSString *streamQuery in streamQueries)
@@ -250,11 +251,15 @@ - (NSURL *) videoURLWithData:(NSData *)data error:(NSError * __autoreleasing *)e
 		NSDictionary *stream = DictionaryWithQueryString(streamQuery, queryEncoding);
 		NSString *type = stream[@"type"];
 		NSString *urlString = stream[@"url"];
-		NSString *signature = stream[@"sig"];
-		if (urlString && signature && [AVURLAsset isPlayableExtendedMIMEType:type])
+		if (urlString && [AVURLAsset isPlayableExtendedMIMEType:type])
 		{
-			NSURL *streamURL = [NSURL URLWithString:[NSString stringWithFormat:@"%@&signature=%@", urlString, signature]];
-			streamURLs[@([stream[@"itag"] integerValue])] = streamURL;
+			NSURL *streamURL = [NSURL URLWithString:urlString];
+			NSString *signature = stream[@"sig"];
+			if (signature)
+				streamURL = [NSURL URLWithString:[NSString stringWithFormat:@"%@&signature=%@", urlString, signature]];
+			
+			if ([[DictionaryWithQueryString(streamURL.query, queryEncoding) allKeys] containsObject:@"signature"])
+				streamURLs[@([stream[@"itag"] integerValue])] = streamURL;
 		}
 	}
 	
diff --git a/YouTube Video Player Demo/Supporting Files/YouTube Video Player Demo-Info.plist b/YouTube Video Player Demo/Supporting Files/YouTube Video Player Demo-Info.plist
index 5abf8ea0..b94a4c45 100644
--- a/YouTube Video Player Demo/Supporting Files/YouTube Video Player Demo-Info.plist	
+++ b/YouTube Video Player Demo/Supporting Files/YouTube Video Player Demo-Info.plist	
@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.1.1</string>
+	<string>1.1.2</string>
 	<key>CFBundleVersion</key>
 	<string>0</string>
 	<key>LSRequiresIPhoneOS</key>