diff --git a/lib/private/legacy/eventsource.php b/lib/private/legacy/eventsource.php
index 1a8061c0ed..1e68dd24af 100644
--- a/lib/private/legacy/eventsource.php
+++ b/lib/private/legacy/eventsource.php
@@ -110,13 +110,13 @@ class OC_EventSource implements \OCP\IEventSource {
 		}
 		if ($this->fallback) {
 			$response = '<script type="text/javascript">window.parent.OC.EventSource.fallBackCallBack('
-				. $this->fallBackId . ',"' . $type . '",' . OCP\JSON::encode($data) . ')</script>' . PHP_EOL;
+				. $this->fallBackId . ',"' . $type . '",' . OC_JSON::encode($data) . ')</script>' . PHP_EOL;
 			echo $response;
 		} else {
 			if ($type) {
 				echo 'event: ' . $type . PHP_EOL;
 			}
-			echo 'data: ' . OCP\JSON::encode($data) . PHP_EOL;
+			echo 'data: ' . OC_JSON::encode($data) . PHP_EOL;
 		}
 		echo PHP_EOL;
 		flush();
diff --git a/lib/private/legacy/json.php b/lib/private/legacy/json.php
index b02e5c879f..9588834e93 100644
--- a/lib/private/legacy/json.php
+++ b/lib/private/legacy/json.php
@@ -37,18 +37,6 @@
  * @deprecated Use a AppFramework JSONResponse instead
  */
 class OC_JSON{
-	static protected $send_content_type_header = false;
-	/**
-	 * set Content-Type header to jsonrequest
-	 * @deprecated Use a AppFramework JSONResponse instead
-	 */
-	public static function setContentTypeHeader($type='application/json') {
-		if (!self::$send_content_type_header) {
-			// We send json data
-			header( 'Content-Type: '.$type . '; charset=utf-8');
-			self::$send_content_type_header = true;
-		}
-	}
 
 	/**
 	 * Check if the app is enabled, send json error msg if not
@@ -137,7 +125,8 @@ class OC_JSON{
 	 */
 	public static function error($data = array()) {
 		$data['status'] = 'error';
-		self::encodedPrint($data);
+		header( 'Content-Type: application/json; charset=utf-8');
+		echo self::encode($data);
 	}
 
 	/**
@@ -147,7 +136,8 @@ class OC_JSON{
 	 */
 	public static function success($data = array()) {
 		$data['status'] = 'success';
-		self::encodedPrint($data);
+		header( 'Content-Type: application/json; charset=utf-8');
+		echo self::encode($data);
 	}
 
 	/**
@@ -159,18 +149,6 @@ class OC_JSON{
 		}
 	}
 
-	/**
-	 * Encode and print $data in json format
-	 * @deprecated Use a AppFramework JSONResponse instead
-	 * @suppress PhanDeprecatedFunction
-	 */
-	public static function encodedPrint($data, $setContentType=true) {
-		if($setContentType) {
-			self::setContentTypeHeader();
-		}
-		echo self::encode($data);
-	}
-
 	/**
 	 * Encode JSON
 	 * @deprecated Use a AppFramework JSONResponse instead
diff --git a/lib/public/JSON.php b/lib/public/JSON.php
index 151a590b29..6138aec1f4 100644
--- a/lib/public/JSON.php
+++ b/lib/public/JSON.php
@@ -163,15 +163,4 @@ class JSON {
 	public static function checkAdminUser() {
 		\OC_JSON::checkAdminUser();
 	}
-
-	/**
-	 * Encode JSON
-	 * @param array $data
-	 * @return string
-	 * @deprecated 8.1.0 Use a AppFramework JSONResponse instead
-	 * @suppress PhanDeprecatedFunction
-	 */
-	public static function encode($data) {
-		return \OC_JSON::encode($data);
-	}
 }