diff --git a/CHANGES b/CHANGES
index f80a760ea..0179e1454 100644
--- a/CHANGES
+++ b/CHANGES
@@ -235,6 +235,10 @@ Bugs fixed
 
 * #5198: document not in toctree warning when including files only for parallel
   builds
+* LaTeX: reduce "Token not allowed in a PDF string" hyperref warnings in latex
+  console output (refs: #5136)
+* LaTeX: suppress "remreset Warning: The remreset package is obsolete" in latex
+  console output with recent LaTeX (refs: #5137)
 
 Testing
 --------
diff --git a/sphinx/texinputs/sphinx.sty b/sphinx/texinputs/sphinx.sty
index 5bfc44e60..a677be3b7 100644
--- a/sphinx/texinputs/sphinx.sty
+++ b/sphinx/texinputs/sphinx.sty
@@ -182,7 +182,10 @@
 % control caption around literal-block
 \RequirePackage{capt-of}
 \RequirePackage{needspace}
-\RequirePackage{remreset}% provides \@removefromreset
+% LaTeX 2018-04-01 and later provides \@removefromreset
+\ltx@ifundefined{@removefromreset}
+    {\RequirePackage{remreset}}
+    {}% avoid warning
 % to make pdf with correct encoded bookmarks in Japanese
 % this should precede the hyperref package
 \ifx\kanjiskip\@undefined