diff --git a/pkgs/development/tools/parsing/tree-sitter/grammars/grammar-sources.nix b/pkgs/development/tools/parsing/tree-sitter/grammars/grammar-sources.nix
index d17653b7d2b87..f4c4420d54bd7 100644
--- a/pkgs/development/tools/parsing/tree-sitter/grammars/grammar-sources.nix
+++ b/pkgs/development/tools/parsing/tree-sitter/grammars/grammar-sources.nix
@@ -2240,7 +2240,7 @@
   };
 
   sourcepawn = {
-    version = "0-unstable-2025-06-13";
+    version = "0.7.8-unstable-2025-06-13";
     url = "github:nilshelmig/tree-sitter-sourcepawn/5a8fdd446b516c81e218245c12129c6ad4bccfa2";
     hash = "sha256-TfLCG2Ro3QnGStyCNqHwO54HQMR2fEOV6FjBv+0LjJ0=";
     meta = {