diff --git a/include/components/ipc.hpp b/include/components/ipc.hpp
index 40c1560a..c8e18b38 100644
--- a/include/components/ipc.hpp
+++ b/include/components/ipc.hpp
@@ -11,15 +11,15 @@ POLYBAR_NS
  * Message types
  */
 struct ipc_command {
-  static constexpr auto prefix{"cmd:"};
+  static constexpr const char* prefix{"cmd:"};
   string payload;
 };
 struct ipc_hook {
-  static constexpr auto prefix{"hook:"};
+  static constexpr const char* prefix{"hook:"};
   string payload;
 };
 struct ipc_action {
-  static constexpr auto prefix{"action:"};
+  static constexpr const char* prefix{"action:"};
   string payload;
 };
 
diff --git a/src/components/ipc.cpp b/src/components/ipc.cpp
index 5a3122b1..f235022a 100644
--- a/src/components/ipc.cpp
+++ b/src/components/ipc.cpp
@@ -20,7 +20,7 @@ ipc::~ipc() {
   if (!m_fifo.empty()) {
     m_log.info("Interrupting ipc message receiver");
 
-    auto f{make_unique<file_util::file_ptr>(m_fifo)};
+    auto f = make_unique<file_util::file_ptr>(m_fifo);
     char p[1]{'q'};
 
     fwrite(p, sizeof(char), sizeof(p), (*f)());
diff --git a/src/x11/window.cpp b/src/x11/window.cpp
index f9bdaef3..44e41c9e 100644
--- a/src/x11/window.cpp
+++ b/src/x11/window.cpp
@@ -20,8 +20,8 @@ window window::create_checked(int16_t x, int16_t y, uint16_t w, uint16_t h, uint
     *this = conn.generate_id();
   }
 
-  auto root{conn.screen()->root};
-  auto copy{XCB_COPY_FROM_PARENT};
+  auto root = conn.screen()->root;
+  auto copy = XCB_COPY_FROM_PARENT;
   uint32_t values[16]{0};
   xutils::pack_values(mask, p, values);
   conn.create_window_checked(copy, *this, root, x, y, w, h, 0, copy, copy, mask, values);