diff --git a/doc/NEWS.Rd b/doc/NEWS.Rd
index 3509abc918..dcabc6fede 100644
--- a/doc/NEWS.Rd
+++ b/doc/NEWS.Rd
@@ -516,7 +516,11 @@
       returns \code{srcref} entries correctly.  (Note that there
       is also a change to the interpretation of \code{skip}; 
       see the C-LEVEL API entry above.)
-     }
+
+      \item \code{tools::Rd2latex()} now removes leading and trailing
+      spaces from \verb{\alias} entries as documented, fixing indexing
+      and linking hiccups in some PDF manuals.
+    }
   }
 }
 
diff --git a/src/library/tools/R/Rd2latex.R b/src/library/tools/R/Rd2latex.R
index 318f4ed2ce..97607c512b 100644
--- a/src/library/tools/R/Rd2latex.R
+++ b/src/library/tools/R/Rd2latex.R
@@ -1,7 +1,7 @@
 #  File src/library/tools/R/Rd2latex.R
 #  Part of the R package, https://www.R-project.org
 #
-#  Copyright (C) 1995-2024 The R Core Team
+#  Copyright (C) 1995-2025 The R Core Team
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -341,6 +341,7 @@ Rd2latex <- function(Rd, out = "", defines = .Platform$OS.type,
             stop("alias:\n",
                  sQuote(paste(alias, collapse = "\n")),
                  "\nis not one line")
+        alias <- trim(alias)
         aa <- "\\aliasA{"
         ## Some versions of hyperref (from 6.79d) have trouble indexing these
         ## |, || in base, |.bit, %||% in ggplot2 ...