diff --git a/modules/programs/bemenu.nix b/modules/programs/bemenu.nix
index 3cfd00026..58d24dcc2 100644
--- a/modules/programs/bemenu.nix
+++ b/modules/programs/bemenu.nix
@@ -15,7 +15,7 @@ in {
     package = mkPackageOption pkgs "bemenu" { };
 
     settings = mkOption {
-      type = with types; attrsOf (oneOf [ str int bool ]);
+      type = with types; attrsOf (oneOf [ str number bool ]);
       default = { };
       example = literalExpression ''
         {
@@ -32,6 +32,7 @@ in {
           hf = "#f9e2af";
           af = "#cdd6f4";
           ab = "#1e1e2e";
+          width-factor = 0.3;
         }
       '';
       description =
diff --git a/tests/modules/programs/bemenu/basic-configuration.nix b/tests/modules/programs/bemenu/basic-configuration.nix
index 3284975ca..0615ae3ca 100644
--- a/tests/modules/programs/bemenu/basic-configuration.nix
+++ b/tests/modules/programs/bemenu/basic-configuration.nix
@@ -15,12 +15,13 @@
       hf = "#f9e2af";
       af = "#cdd6f4";
       ab = "#1e1e2e";
+      width-factor = 0.3;
     };
   };
 
   nmt.script = ''
     assertFileExists home-path/etc/profile.d/hm-session-vars.sh
     assertFileContains home-path/etc/profile.d/hm-session-vars.sh \
-      "export BEMENU_OPTS=\"'--ab' '#1e1e2e' '--af' '#cdd6f4' '--fb' '#1e1e2e' '--ff' '#cdd6f4' '--hb' '#1e1e2e' '--hf' '#f9e2af' '--ignorecase' '--line-height' '28' '--nb' '#1e1e2e' '--nf' '#cdd6f4' '--prompt' 'open' '--tb' '#1e1e2e' '--tf' '#f38ba8'\""
+      "export BEMENU_OPTS=\"'--ab' '#1e1e2e' '--af' '#cdd6f4' '--fb' '#1e1e2e' '--ff' '#cdd6f4' '--hb' '#1e1e2e' '--hf' '#f9e2af' '--ignorecase' '--line-height' '28' '--nb' '#1e1e2e' '--nf' '#cdd6f4' '--prompt' 'open' '--tb' '#1e1e2e' '--tf' '#f38ba8' '--width-factor' '0.300000'\""
   '';
 }