diff --git a/compiler/docgen.nim b/compiler/docgen.nim
index 29eeced9be67d..5cdfda7d41390 100644
--- a/compiler/docgen.nim
+++ b/compiler/docgen.nim
@@ -1400,7 +1400,8 @@ proc generateDoc*(d: PDoc, n, orig: PNode, config: ConfigRef, docFlags: DocFlags
     for it in n: traceDeps(d, it)
   of nkExportStmt:
     for it in n:
-      if it.kind == nkSym:
+      # bug #23051; don't generate documentation for exported symbols again
+      if it.kind == nkSym and sfExported notin it.sym.flags:
         if d.module != nil and d.module == it.sym.owner:
           generateDoc(d, it.sym.ast, orig, config, kForceExport)
         elif it.sym.ast != nil: