diff --git a/src/messages/Message.hpp b/src/messages/Message.hpp
index fcecef211..bea40a1b1 100644
--- a/src/messages/Message.hpp
+++ b/src/messages/Message.hpp
@@ -9,6 +9,7 @@
 
 #include <cinttypes>
 #include <memory>
+#include <unordered_map>
 #include <vector>
 
 namespace chatterino {
diff --git a/src/providers/irc/Irc2.hpp b/src/providers/irc/Irc2.hpp
index 793e8b9a9..915fbc6b9 100644
--- a/src/providers/irc/Irc2.hpp
+++ b/src/providers/irc/Irc2.hpp
@@ -4,6 +4,8 @@
 
 #include <rapidjson/rapidjson.h>
 
+#include <unordered_map>
+
 class QAbstractTableModel;
 
 namespace chatterino {
diff --git a/src/providers/twitch/TwitchMessageBuilder.hpp b/src/providers/twitch/TwitchMessageBuilder.hpp
index 30d62d84a..c866d9675 100644
--- a/src/providers/twitch/TwitchMessageBuilder.hpp
+++ b/src/providers/twitch/TwitchMessageBuilder.hpp
@@ -9,6 +9,8 @@
 #include <QString>
 #include <QVariant>
 
+#include <unordered_map>
+
 namespace chatterino {
 
 struct Emote;