diff --git a/test/pdfs/.gitignore b/test/pdfs/.gitignore
index e7eb0da43..09618a7e6 100644
--- a/test/pdfs/.gitignore
+++ b/test/pdfs/.gitignore
@@ -12,4 +12,5 @@
 !rotation.pdf
 !simpletype3font.pdf
 !sizes.pdf
+!alphatrans.pdf
 
diff --git a/test/test_manifest.json b/test/test_manifest.json
index d7ac34cef..1d51c935f 100644
--- a/test/test_manifest.json
+++ b/test/test_manifest.json
@@ -217,5 +217,11 @@
        "link": false,
        "rounds": 1,
        "type": "eq"
+    },
+    {  "id": "alphatrans",
+       "file": "pdfs/alphatrans.pdf",
+       "link": false,
+       "rounds": 1,
+       "type": "eq"
     }
 ]