diff --git a/app/src/handlers/desktopthemehandler.cpp b/app/src/handlers/desktopthemehandler.cpp
index 20869ec8ac63d9f919df1a02ce6279852328d18a..01eaa22e2b9cc2cb12d09a863daba41bc2dc3244 100644
--- a/app/src/handlers/desktopthemehandler.cpp
+++ b/app/src/handlers/desktopthemehandler.cpp
@@ -96,9 +96,9 @@ bool DesktopThemeHandler::isApplicableType(const QString &installType) const
     return applicableTypes.contains(installType);
 }
 
-#ifdef QTLIB_UNIX
 bool DesktopThemeHandler::applyTheme(const QString &path, const QString &installType) const
 {
+#ifdef QTLIB_UNIX
     if (QFileInfo::exists(path) && isApplicableType(installType)) {
         auto desktop = desktopEnvironment();
 
@@ -196,7 +196,7 @@ bool DesktopThemeHandler::applyTheme(const QString &path, const QString &install
             }
         }
     }
+#endif
 
     return false;
 }
-#endif
diff --git a/app/src/handlers/desktopthemehandler.h b/app/src/handlers/desktopthemehandler.h
index 9ba1f4a06416c033d02c02246df7d248cd446659..73d77f101d97a44032f3be52b5a8ced04d63d2b9 100644
--- a/app/src/handlers/desktopthemehandler.h
+++ b/app/src/handlers/desktopthemehandler.h
@@ -12,8 +12,5 @@ public:
 public slots:
     QString desktopEnvironment() const;
     bool isApplicableType(const QString &installType) const;
-
-#ifdef QTLIB_UNIX
     bool applyTheme(const QString &path, const QString &installType) const;
-#endif
 };
diff --git a/app/src/websockets/websocketserver.cpp b/app/src/websockets/websocketserver.cpp
index d6931aba9a4cd337d6b4ca2559675922d56f3704..85732e3777e3ee82b87022d631add3596926f4c7 100644
--- a/app/src/websockets/websocketserver.cpp
+++ b/app/src/websockets/websocketserver.cpp
@@ -370,11 +370,7 @@ void WebSocketServer::receiveMessage(const QString &id, const QString &func, con
         resultData.append(desktopThemeHandler_->isApplicableType(data.at(0).toString()));
     }
     else if (func == "DesktopThemeHandler::applyTheme") {
-#ifdef QTLIB_UNIX
         resultData.append(desktopThemeHandler_->applyTheme(data.at(0).toString(), data.at(1).toString()));
-#else
-        resultData.append(false);
-#endif
     }
     // Not supported
     else {