diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 658cf017..fdb67733 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -62,7 +62,7 @@ jobs:
         with:
           dune-cache: true
           ocaml-compiler: 5
-      - uses: actions/setup-java@v5
+      - uses: actions/setup-java@v5.6.0
         with:
           distribution: temurin
           java-version: "21"
diff --git a/mdsf/src/filetype/generated_file_types.rs b/mdsf/src/filetype/generated_file_types.rs
index 7e8d3c97..685e9d9c 100644
--- a/mdsf/src/filetype/generated_file_types.rs
+++ b/mdsf/src/filetype/generated_file_types.rs
@@ -378,6 +378,8 @@ pub fn language_to_ext(language: &str) -> Option<&'static str> {
         "glyph bitmap distribution format" => Some(".bdf"),
         "glyph" => Some(".glf"),
         "gn" => Some(".gn"),
+        "gno" => Some(".gno"),
+        "gnolang" => Some(".gno"),
         "gnu asm" => Some(".s"),
         "gnuplot" => Some(".gp"),
         "go template" => Some(".gohtml"),
@@ -1544,6 +1546,8 @@ mod test_language_to_ext {
             ("glyph bitmap distribution format", ".bdf"),
             ("glyph", ".glf"),
             ("gn", ".gn"),
+            ("gno", ".gno"),
+            ("gnolang", ".gno"),
             ("gnu asm", ".s"),
             ("gnuplot", ".gp"),
             ("go template", ".gohtml"),