diff --git a/snapshot/linux/signal_context.h b/snapshot/linux/signal_context.h
index 98844151..63202abe 100644
--- a/snapshot/linux/signal_context.h
+++ b/snapshot/linux/signal_context.h
@@ -18,6 +18,7 @@
 #include <signal.h>
 #include <stdint.h>
 #include <sys/types.h>
+#include <sys/ucontext.h>
 
 #include <cstddef>
 #include <type_traits>