diff --git a/Libraries/LibTest/AssertionHandler.cpp b/Libraries/LibTest/AssertionHandler.cpp
index 9e97920f02..96a88b0805 100644
--- a/Libraries/LibTest/AssertionHandler.cpp
+++ b/Libraries/LibTest/AssertionHandler.cpp
@@ -8,11 +8,11 @@
 
 namespace Test {
 
-static jmp_buf g_assert_jmp_buf = {};
+static libtest_jmp_buf g_assert_jmp_buf = {};
 
 static bool g_assert_jmp_buf_valid = false;
 
-jmp_buf& assertion_jump_buffer() { return g_assert_jmp_buf; }
+libtest_jmp_buf& assertion_jump_buffer() { return g_assert_jmp_buf; }
 
 void set_assertion_jump_validity(bool validity)
 {
diff --git a/Libraries/LibTest/AssertionHandler.h b/Libraries/LibTest/AssertionHandler.h
index abe963aef4..945f0a80e9 100644
--- a/Libraries/LibTest/AssertionHandler.h
+++ b/Libraries/LibTest/AssertionHandler.h
@@ -18,9 +18,15 @@
 #    define LIBTEST_LONGJMP longjmp
 #endif
 
+#if defined(AK_OS_FREEBSD) || defined(AK_OS_OPENBSD)
+using libtest_jmp_buf = sigjmp_buf;
+#else
+using libtest_jmp_buf = jmp_buf;
+#endif
+
 namespace Test {
 
-jmp_buf& assertion_jump_buffer();
+libtest_jmp_buf& assertion_jump_buffer();
 void set_assertion_jump_validity(bool);
 bool assertion_jump_validity();