diff --git a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/color-theme-solarized/default.nix b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/color-theme-solarized/default.nix
index 0ed96a1cda68..f8ff5ef966d0 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/color-theme-solarized/default.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/color-theme-solarized/default.nix
@@ -8,13 +8,13 @@
 
 melpaBuild {
   pname = "color-theme-solarized";
-  version = "0-unstable-2017-10-24";
+  version = "0-unstable-2023-02-09";
 
   src = fetchFromGitHub {
     owner = "sellout";
     repo = "emacs-color-theme-solarized";
-    rev = "f3ca8902ea056fb8e46cb09f09c96294e31cd4ee";
-    hash = "sha256-oxX0lo6sxotEiR3nPrKPE9H01HKB3ohB/p8eEHFTp5k=";
+    rev = "b186e5d62d0b83cbf5cf38f7eb7a199dea9a3ee3";
+    hash = "sha256-7E8r56dzfD06tsQEnqU5mWSbwz9x9QPbzken2J/fhlg=";
   };
 
   packageRequires = [ color-theme ];