diff --git a/src/common/platform/posix/i_system.h b/src/common/platform/posix/i_system.h
index 4d800d53b..e9e3f2a97 100644
--- a/src/common/platform/posix/i_system.h
+++ b/src/common/platform/posix/i_system.h
@@ -74,3 +74,5 @@ bool I_ChDir(const char* path);
 void I_OpenShellFolder(const char*);
 
 #endif
+
+void I_AddMinidumpCallstack(const FString& minidumpFilename, FString& text, FString& logText);