diff --git a/MathTexvc.php b/MathTexvc.php
index 70f351c..b1e9662 100644
--- a/MathTexvc.php
+++ b/MathTexvc.php
@@ -401,7 +401,13 @@ class MathTexvc extends MathRenderer {
 		}
 		return false;
 	}
+
 	public function getPng() {
+		// Workaround for bugfix for Bug 56769
+		if ( !isset( $wgHooks['ParserAfterParse']['FlushMathBackend'] ) ) {
+			// saves the PNG-file
+			Hooks::run( 'ParserAfterParse' );
+		}
 		$backend = $this->getBackend();
 		return $backend->getFileContents( array( 'src' => $this->getHashPath() . "/" . $this->getHash() . '.png' ) );
 	}
diff --git a/SpecialMathShowImage.php b/SpecialMathShowImage.php
index 7b5fda1..3b57c40 100644
--- a/SpecialMathShowImage.php
+++ b/SpecialMathShowImage.php
@@ -93,11 +93,6 @@ class SpecialMathShowImage extends SpecialPage {
 			}
 			if ( $success ) {
 				if ( $this->mode == MW_MATH_PNG ) {
-					// Workaround for bugfix for Bug 56769
-					if ( !isset( $wgHooks['ParserAfterParse']['FlushMathBackend'] ) ) {
-						// saves the PNG-file
-						wfRunHooks('ParserAfterParse');
-					}
 					$output = $this->renderer->getPng();
 				} else {
 					$output = $this->renderer->getSvg();