diff --git a/src/imageformats/jxr.cpp b/src/imageformats/jxr.cpp
index 7bcaa07..5b09390 100644
--- a/src/imageformats/jxr.cpp
+++ b/src/imageformats/jxr.cpp
@@ -996,7 +996,7 @@ private:
             return true;
         }
 
-        DESCRIPTIVEMETADATA meta;
+        DESCRIPTIVEMETADATA meta = {};
         if (pDecoder->GetDescriptiveMetadata(pDecoder, &meta)) {
             return false;
         }