diff --git a/crates/languages/src/c/runnables.scm b/crates/languages/src/c/runnables.scm
new file mode 100644
index 0000000000..4eaf5f730e
--- /dev/null
+++ b/crates/languages/src/c/runnables.scm
@@ -0,0 +1,10 @@
+; Tag the main function
+(
+  (function_definition
+    declarator: (function_declarator
+      declarator: (identifier) @run
+    )
+  ) @c-main
+  (#eq? @run "main")
+  (#set! tag c-main)
+)