diff --git a/src/libotr-test.c b/src/libotr-test.c
new file mode 100644
index 00000000..77a6b07b
--- /dev/null
+++ b/src/libotr-test.c
@@ -0,0 +1,14 @@
+/*
+ * This file is part of MXE. See LICENSE.md for licensing information.
+ */
+
+#include <libotr/proto.h>
+#include <libotr/userstate.h>
+
+int main() {
+    OtrlUserState userstate;
+    OTRL_INIT;
+    userstate = otrl_userstate_create();
+    otrl_userstate_free(userstate);
+    return 0;
+}
diff --git a/src/libotr.mk b/src/libotr.mk
index 215713c0..5b30e46e 100644
--- a/src/libotr.mk
+++ b/src/libotr.mk
@@ -26,4 +26,9 @@ define $(PKG)_BUILD
     $(MAKE) -C '$(BUILD_DIR)' -j '$(JOBS)' \
         $(if $(BUILD_SHARED), LDFLAGS=-no-undefined) $(MXE_DISABLE_CRUFT)
     $(MAKE) -C '$(BUILD_DIR)' -j 1 install $(MXE_DISABLE_CRUFT)
+
+    '$(TARGET)-gcc' \
+        -W -Wall -Werror -ansi -pedantic \
+        '$(TEST_FILE)' -o '$(PREFIX)/$(TARGET)/bin/test-$(PKG).exe' \
+        `'$(TARGET)-pkg-config' $(PKG) --cflags --libs`
 endef