diff --git a/apps/openmw-mp/Script/Functions/Dialogue.hpp b/apps/openmw-mp/Script/Functions/Dialogue.hpp
index b86a2f01e..813ed761a 100644
--- a/apps/openmw-mp/Script/Functions/Dialogue.hpp
+++ b/apps/openmw-mp/Script/Functions/Dialogue.hpp
@@ -67,7 +67,7 @@ public:
     */
     static void SendTopicChanges(unsigned short pid, bool sendToOtherPlayers, bool skipAttachedPlayer) noexcept;
 
-    static void PlayAnimation(unsigned short pid, const char* groupname, int mode = 0, int count = 1, bool persist = false) noexcept;
+    static void PlayAnimation(unsigned short pid, const char* groupname, int mode, int count, bool persist) noexcept;
     static void PlaySpeech(unsigned short pid, const char* sound) noexcept;
 
 private:
diff --git a/apps/openmw-mp/Script/Functions/Mechanics.hpp b/apps/openmw-mp/Script/Functions/Mechanics.hpp
index b56311e63..7bca83419 100644
--- a/apps/openmw-mp/Script/Functions/Mechanics.hpp
+++ b/apps/openmw-mp/Script/Functions/Mechanics.hpp
@@ -240,8 +240,8 @@ public:
     * \param jailEndText The text that should be displayed once the jailing period is over.
     * \return void
     */
-    static void Jail(unsigned short pid, int jailDays, bool ignoreJailTeleportation = false, bool ignoreJailSkillIncreases = false,
-                     const char* jailProgressText = "", const char* jailEndText = "") noexcept;
+    static void Jail(unsigned short pid, int jailDays, bool ignoreJailTeleportation, bool ignoreJailSkillIncreases,
+                     const char* jailProgressText, const char* jailEndText) noexcept;
 
     /**
     * \brief Send a PlayerResurrect packet about a player.