diff --git a/ISLE/emscripten/libwasmfs_fetch.js.patch b/ISLE/emscripten/libwasmfs_fetch.js.patch
index d76ee2f1..de8fab60 100644
--- a/ISLE/emscripten/libwasmfs_fetch.js.patch
+++ b/ISLE/emscripten/libwasmfs_fetch.js.patch
@@ -1,5 +1,5 @@
 diff --git a/src/lib/libwasmfs_fetch.js b/src/lib/libwasmfs_fetch.js
-index e8c9f7e21..a854019a3 100644
+index e8c9f7e21..caf1971d2 100644
 --- a/src/lib/libwasmfs_fetch.js
 +++ b/src/lib/libwasmfs_fetch.js
 @@ -38,36 +38,7 @@ addToLibrary({
@@ -99,7 +99,7 @@ index e8c9f7e21..a854019a3 100644
 -          return 0;
 +        if (!(file in wasmFS$JSMemoryRanges)) {
 +          try {
-+            await getFileRange(file, 0, 0);
++            await getFileRange(file, undefined, undefined);
 +          } catch (failedResponse) {
 +            return 0;
 +          }