diff --git a/app/Services/InstanceService.php b/app/Services/InstanceService.php
index 1cead8d48..2ad991063 100644
--- a/app/Services/InstanceService.php
+++ b/app/Services/InstanceService.php
@@ -120,6 +120,9 @@ class InstanceService
 				$pixels[] = $row;
 			}
 
+			// Free the allocated GdImage object from memory:
+			imagedestroy($image);
+
 			$components_x = 4;
 			$components_y = 4;
 			$blurhash = Blurhash::encode($pixels, $components_x, $components_y);
diff --git a/app/Util/Media/Blurhash.php b/app/Util/Media/Blurhash.php
index c0cca59b9..8e232ea17 100644
--- a/app/Util/Media/Blurhash.php
+++ b/app/Util/Media/Blurhash.php
@@ -44,6 +44,9 @@ class Blurhash {
 			$pixels[] = $row;
 		}
 
+		// Free the allocated GdImage object from memory:
+		imagedestroy($image);
+
 		$components_x = 4;
 		$components_y = 4;
 		$blurhash = BlurhashEngine::encode($pixels, $components_x, $components_y);
@@ -53,4 +56,4 @@ class Blurhash {
 		return $blurhash;
 	}
 
-}
\ No newline at end of file
+}