diff --git a/gmi-web.1 b/gmi-web.1
index ca0a7fd..a70adcc 100644
--- a/gmi-web.1
+++ b/gmi-web.1
@@ -5,7 +5,7 @@
 .nh
 .ad l
 .\" Begin generated content:
-.TH "gmi-web" "1" "2021-02-16" "1.0.3-rc.2"
+.TH "gmi-web" "1" "2021-02-16" "1.0.4-rc.2"
 .P
 .SH NAME
 .P
diff --git a/gmi-web.1.scd b/gmi-web.1.scd
index c83d6d3..a8ee32a 100644
--- a/gmi-web.1.scd
+++ b/gmi-web.1.scd
@@ -1,4 +1,4 @@
-gmi-web(1) "1.0.4-rc.2"
+gmi-web(1) "1.0.5-rc.2"
 
 # NAME
 
diff --git a/html.js b/html.js
index c9f63ed..6ac0246 100644
--- a/html.js
+++ b/html.js
@@ -25,8 +25,13 @@ export function toHTML(gemtext, options) {
     const vars = CSS.rootVariables(CSS.FULL);
 
     return Object.keys(vars).reduce((styles, key) => {
-      if (typeof options[key] !== undefined && options[key] !== vars[key])
-        styles += `--${key}:${options[key]};`;
+      if (typeof options[key] !== undefined && options[key] !== vars[key]) {
+        let value = options[key];
+        if (["a-prefix", "ul-bullet"].includes(key) && value !== "none") {
+          value = `"${value}"`;
+        }
+        styles += `--${key}:${value};`;
+      }
       return styles;
     }, "");
   }
diff --git a/package-lock.json b/package-lock.json
index de945f5..0f5fb2d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "gmi-web-cli",
-  "version": "1.0.3-rc.2",
+  "version": "1.0.4-rc.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 071171c..5c914d8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gmi-web-cli",
-  "version": "1.0.4-rc.2",
+  "version": "1.0.5-rc.2",
   "description": "A bridge between HTML and Gemini",
   "main": "html.js",
   "type": "module",