diff --git a/htmlcheck/checker.go b/htmlcheck/checker.go
index f34ef42..158c57d 100644
--- a/htmlcheck/checker.go
+++ b/htmlcheck/checker.go
@@ -258,7 +258,7 @@ func (ht *htmlCheckerImpl) emitRune(ch rune, filters []outputFilter, countCols b
 	if len(filters) > 0 {
 		// try each output filter to see what we can do
 		for _, of := range filters {
-			handled = of.tryOutputRune(ht.outputBuffer, ch)
+			handled = of.tryOutputRune(&ht.outputBuffer, ch)
 			if handled {
 				break // found a filter to handle it, done
 			}
@@ -314,7 +314,7 @@ func (ht *htmlCheckerImpl) emitString(str string, filters []outputFilter, countC
 					// one of the output filters stopped us, try invoking it
 					tmpch, bsiz := utf8.DecodeRuneInString(temp[outputLen:])
 					outputLen += bsiz
-					if !stopper.tryOutputRune(ht.outputBuffer, tmpch) {
+					if !stopper.tryOutputRune(&ht.outputBuffer, tmpch) {
 						ht.outputBuffer.WriteRune(tmpch)
 					}
 					if realCountCols {
diff --git a/htmlcheck/filter.go b/htmlcheck/filter.go
index ca7b839..59ed830 100644
--- a/htmlcheck/filter.go
+++ b/htmlcheck/filter.go
@@ -13,7 +13,7 @@ import "strings"
 
 // outputFilter is the interface for an HTML checker output filter.
 type outputFilter interface {
-	tryOutputRune(strings.Builder, rune) bool
+	tryOutputRune(*strings.Builder, rune) bool
 	matchRune(rune) bool
 	lengthNoMatch(string) int
 }
@@ -34,7 +34,7 @@ type htmlEncodingFilter struct{}
 const htmlEscapedChars = "<>&"
 
 // tryOutputRune outputs a rune that needs to be escaped.
-func (f *htmlEncodingFilter) tryOutputRune(buf strings.Builder, ch rune) bool {
+func (f *htmlEncodingFilter) tryOutputRune(buf *strings.Builder, ch rune) bool {
 	switch ch {
 	case '<':
 		buf.WriteString("&lt;")
diff --git a/ui/views/new_topic.jet b/ui/views/new_topic.jet
index e83058b..ea78e94 100644
--- a/ui/views/new_topic.jet
+++ b/ui/views/new_topic.jet
@@ -56,7 +56,7 @@
                 <div>
                     <label for="title" class="block text-black text-sm font-medium mb-2">New topic name:</label>
                     <input type="text" id="title" name="title" size="37" maxlength="128" 
-                            value="{{ topicName }}" required placeholder="Enter a descriptive topic name..."
+                            value="{{ topicName | raw }}" required placeholder="Enter a descriptive topic name..."
                             class="w-full px-3 py-2 border border-gray-300 rounded font-mono focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                 </div>
 
@@ -64,7 +64,7 @@
                 <div>
                     <label for="pseud" class="block text-black text-sm font-medium mb-2">Your name/header:</label>
                     <div class="flex items-center gap-4">
-                        <input type="text" id="pseud" name="pseud" size="37" maxlength="255" value="{{ pseud }}"
+                        <input type="text" id="pseud" name="pseud" size="37" maxlength="255" value="{{ pseud | raw }}"
                                 class="flex-1 px-3 py-2 border border-gray-300 rounded font-mono focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                         <div class="flex items-center gap-2">
                             <input type="checkbox" id="attach" name="attach" value="Y"
@@ -84,7 +84,7 @@
                     </div>
                     <textarea id="pb" name="pb" wrap="soft" rows="7" cols="51"
                                 placeholder="Enter your message here. HTML tags are supported..."
-                                class="w-full px-3 py-2 border border-gray-300 rounded font-mono text-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">{{ pb }}</textarea>
+                                class="w-full px-3 py-2 border border-gray-300 rounded font-mono text-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">{{ pb | raw }}</textarea>
                 </div>
 
                 <!-- Action Buttons -->