diff --git a/home-manager/modules/fonts.nix b/home-manager/modules/fonts.nix
index 8851019..2f1c10e 100644
--- a/home-manager/modules/fonts.nix
+++ b/home-manager/modules/fonts.nix
@@ -71,7 +71,7 @@ in {
       xsession.windowManager.i3.config.fonts = [cfg.font.name];
 
       programs.neovim.extraConfig = ''
-        set guifont=${lib.replaceChars [" "] ["\\ "] cfg.font.name}:h${toString (cfg.font.size + 0.5)}
+        set guifont=${lib.replaceStrings [" "] ["\\ "] cfg.font.name}:h${toString (cfg.font.size + 0.5)}
       '';
     })
     (mkIf (cfg.enable && cfg.plasma) {
diff --git a/modules/ezwg.nix b/modules/ezwg.nix
index affba7f..ab4fe4f 100644
--- a/modules/ezwg.nix
+++ b/modules/ezwg.nix
@@ -7,7 +7,7 @@
 with lib; let
   cfg = config.services.ezwg;
 
-  peerNameReplacement = lib.replaceChars ["/" "-" " " "+" "="] [
+  peerNameReplacement = lib.replaceStrings ["/" "-" " " "+" "="] [
     "-"
     "\\x2d"
     "\\x20"