diff --git a/src/models/reactionmodel.cpp b/src/models/reactionmodel.cpp
index 6a4260ede..9de34d99d 100644
--- a/src/models/reactionmodel.cpp
+++ b/src/models/reactionmodel.cpp
@@ -3,15 +3,10 @@
 
 #include "reactionmodel.h"
 #include "neochatroom.h"
+#include "utils.h"
 
 #include <QDebug>
 #include <QFont>
-#ifdef HAVE_ICU
-#include <QTextBoundaryFinder>
-#include <QTextCharFormat>
-#include <unicode/uchar.h>
-#include <unicode/urename.h>
-#endif
 
 #include <KLocalizedString>
 
@@ -157,30 +152,6 @@ QHash<int, QByteArray> ReactionModel::roleNames() const
     };
 }
 
-bool isEmoji(const QString &text)
-{
-#ifdef HAVE_ICU
-    QTextBoundaryFinder finder(QTextBoundaryFinder::Grapheme, text);
-    int from = 0;
-    while (finder.toNextBoundary() != -1) {
-        auto to = finder.position();
-        if (text[from].isSpace()) {
-            from = to;
-            continue;
-        }
-
-        auto first = text.mid(from, to - from).toUcs4()[0];
-        if (!u_hasBinaryProperty(first, UCHAR_EMOJI)) {
-            return false;
-        }
-        from = to;
-    }
-    return true;
-#else
-    return false;
-#endif
-}
-
 QString ReactionModel::reactionText(QString text) const
 {
     text = text.toHtmlEscaped();
@@ -194,7 +165,7 @@ QString ReactionModel::reactionText(QString text) const
             .arg(m_room->connection()->makeMediaUrl(QUrl(text)).toString(), QString::number(size));
     }
 
-    return isEmoji(text) ? QStringLiteral("<span style=\"font-family: 'emoji';\">") + text + QStringLiteral("</span>") : text;
+    return Utils::isEmoji(text) ? QStringLiteral("<span style=\"font-family: 'emoji';\">") + text + QStringLiteral("</span>") : text;
 }
 
 #include "moc_reactionmodel.cpp"
diff --git a/src/timeline/TextComponent.qml b/src/timeline/TextComponent.qml
index bcf05f6da..3cb9c7a49 100644
--- a/src/timeline/TextComponent.qml
+++ b/src/timeline/TextComponent.qml
@@ -25,16 +25,6 @@ TextEdit {
      */
     property bool isReply: false
 
-    /**
-     * @brief Regex for detecting a message with a single emoji.
-     */
-    readonly property var isEmojiRegex: /^(<span style='.*'>)?(\u00a9|\u00ae|[\u20D0-\u2fff]|[\u3190-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])+(<\/span>)?$/
-
-    /**
-     * @brief Whether the message is an emoji
-     */
-    readonly property var isEmoji: isEmojiRegex.test(display)
-
     /**
      * @brief Regex for detecting a message with a spoiler.
      */
@@ -113,8 +103,8 @@ a{
     selectedTextColor: Kirigami.Theme.highlightedTextColor
     selectionColor: Kirigami.Theme.highlightColor
     font {
-        pointSize: !root.isReply && root.isEmoji ? Kirigami.Theme.defaultFont.pointSize * 4 : Kirigami.Theme.defaultFont.pointSize
-        family: root.isEmoji ? 'emoji' : Kirigami.Theme.defaultFont.family
+        pointSize: !root.isReply && QmlUtils.isEmoji(display) ? Kirigami.Theme.defaultFont.pointSize * 4 : Kirigami.Theme.defaultFont.pointSize
+        family: QmlUtils.isEmoji(display) ? 'emoji' : Kirigami.Theme.defaultFont.family
     }
     selectByMouse: !Kirigami.Settings.isMobile
     readOnly: true
diff --git a/src/utils.cpp b/src/utils.cpp
index 04d775e8e..b35307aed 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -3,12 +3,24 @@
 
 #include "utils.h"
 
+#ifdef HAVE_ICU
+#include <QTextBoundaryFinder>
+#include <QTextCharFormat>
+#include <unicode/uchar.h>
+#include <unicode/urename.h>
+#endif
+
 #include <Quotient/connection.h>
 
 #include <QJsonDocument>
 
 using namespace Quotient;
 
+bool QmlUtils::isEmoji(const QString &text)
+{
+    return Utils::isEmoji(text);
+}
+
 bool QmlUtils::isValidJson(const QByteArray &json)
 {
     return !QJsonDocument::fromJson(json).isNull();
@@ -26,4 +38,28 @@ QColor QmlUtils::getUserColor(qreal hueF)
     return QColor::fromHslF(hueF, 1, -0.7 * lightness + 0.9, 1);
 }
 
+bool Utils::isEmoji(const QString &text)
+{
+#ifdef HAVE_ICU
+    QTextBoundaryFinder finder(QTextBoundaryFinder::Grapheme, text);
+    int from = 0;
+    while (finder.toNextBoundary() != -1) {
+        auto to = finder.position();
+        if (text[from].isSpace()) {
+            from = to;
+            continue;
+        }
+
+        auto first = text.mid(from, to - from).toUcs4()[0];
+        if (!u_hasBinaryProperty(first, UCHAR_EMOJI)) {
+            return false;
+        }
+        from = to;
+    }
+    return true;
+#else
+    return false;
+#endif
+}
+
 #include "moc_utils.cpp"
diff --git a/src/utils.h b/src/utils.h
index a0d688c26..b3765114f 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -30,6 +30,7 @@ public:
         return _instance;
     }
 
+    Q_INVOKABLE bool isEmoji(const QString &text);
     Q_INVOKABLE bool isValidJson(const QByteArray &json);
     Q_INVOKABLE QString escapeString(const QString &string);
     Q_INVOKABLE QColor getUserColor(qreal hueF);
@@ -53,6 +54,8 @@ inline QColor getUserColor(qreal hueF)
     // https://github.com/quotient-im/libQuotient/wiki/User-color-coding-standard-draft-proposal
     return QColor::fromHslF(hueF, 1, -0.7 * lightness + 0.9, 1);
 }
+
+bool isEmoji(const QString &text);
 }
 
 namespace TextRegex