diff --git a/Tests/LibC/CMakeLists.txt b/Tests/LibC/CMakeLists.txt
index 312188b896..ba28c56ba5 100644
--- a/Tests/LibC/CMakeLists.txt
+++ b/Tests/LibC/CMakeLists.txt
@@ -1,5 +1,6 @@
 set(TEST_SOURCES
     TestAbort.cpp
+    TestAssert.cpp
     TestIo.cpp
     TestLibCExec.cpp
     TestLibCDirEnt.cpp
diff --git a/Tests/LibC/TestAssert.cpp b/Tests/LibC/TestAssert.cpp
new file mode 100644
index 0000000000..296485d3b9
--- /dev/null
+++ b/Tests/LibC/TestAssert.cpp
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2021, the SerenityOS developers.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibTest/TestCase.h>
+
+#include <assert.h>
+
+TEST_CASE(assert)
+{
+    EXPECT_CRASH("This should assert", [] {
+        assert(!"This should assert");
+        return Test::Crash::Failure::DidNotCrash;
+    });
+}