diff --git a/bucket/qpdf.json b/bucket/qpdf.json
index 513a3f32d6..acf5eef13e 100644
--- a/bucket/qpdf.json
+++ b/bucket/qpdf.json
@@ -1,18 +1,18 @@
 {
-    "version": "11.9.0",
+    "version": "11.9.1",
     "description": "A command-line program that does structural, content-preserving transformations on PDF files.",
     "homepage": "https://qpdf.sourceforge.net/",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://downloads.sourceforge.net/project/qpdf/qpdf/11.9.0/qpdf-11.9.0-mingw64.zip",
-            "hash": "sha1:313cadea56c1d2bb0b196389acf65d374407169a",
-            "extract_dir": "qpdf-11.9.0-mingw64"
+            "url": "https://downloads.sourceforge.net/project/qpdf/qpdf/11.9.1/qpdf-11.9.1-mingw64.zip",
+            "hash": "sha1:568f76295408b6772bb16f18129342348e708f86",
+            "extract_dir": "qpdf-11.9.1-mingw64"
         },
         "32bit": {
-            "url": "https://downloads.sourceforge.net/project/qpdf/qpdf/11.9.0/qpdf-11.9.0-mingw32.zip",
-            "hash": "sha1:74447a814444c9c01f75054b3fcb1160372ed589",
-            "extract_dir": "qpdf-11.9.0-mingw32"
+            "url": "https://downloads.sourceforge.net/project/qpdf/qpdf/11.9.1/qpdf-11.9.1-mingw32.zip",
+            "hash": "sha1:eab59e265d35f0278120c92cc45d9ef1bcbb024a",
+            "extract_dir": "qpdf-11.9.1-mingw32"
         }
     },
     "bin": [