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 87b94bfa0e78..3ef02366f8ab 100644
--- a/pkgs/development/tools/parsing/tree-sitter/grammars/grammar-sources.nix
+++ b/pkgs/development/tools/parsing/tree-sitter/grammars/grammar-sources.nix
@@ -1531,9 +1531,9 @@
   };
 
   markdown = {
-    version = "0.5.2";
+    version = "0.5.3";
     url = "github:tree-sitter-grammars/tree-sitter-markdown";
-    hash = "sha256-JJCFksPDwaiOmU+nZ3PHeLHlPKWTZBTnqcD/tQorWdU=";
+    hash = "sha256-WUVN7+lzDI+VC5PuJjhHiS4JpVr1x0Ic30i2tVrI6W8=";
     location = "tree-sitter-markdown";
     meta = {
       license = lib.licenses.mit;
@@ -1544,7 +1544,7 @@
     language = "markdown_inline";
     version = "0.5.2";
     url = "github:tree-sitter-grammars/tree-sitter-markdown";
-    hash = "sha256-JJCFksPDwaiOmU+nZ3PHeLHlPKWTZBTnqcD/tQorWdU=";
+    hash = "sha256-WUVN7+lzDI+VC5PuJjhHiS4JpVr1x0Ic30i2tVrI6W8=";
     location = "tree-sitter-markdown-inline";
     meta = {
       license = lib.licenses.mit;