diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 845c23fd20..6f23de5e18 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -418,6 +418,11 @@ add_executable(ed25519test ed25519test.c)
 target_link_libraries(ed25519test ${OPENSSL_TEST_LIBS})
 add_platform_test(ed25519test ed25519test)
 
+# err_test
+add_executable(err_test err_test.c)
+target_link_libraries(err_test ${OPENSSL_TEST_LIBS})
+add_platform_test(err_test err_test)
+
 # evp_ecx_test
 add_executable(evp_ecx_test evp_ecx_test.c)
 target_link_libraries(evp_ecx_test ${OPENSSL_TEST_LIBS})
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 604fdab6f1..5f3b10271d 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -430,6 +430,11 @@ TESTS += ed25519test
 check_PROGRAMS += ed25519test
 ed25519test_SOURCES = ed25519test.c
 
+# err_test
+TESTS += err_test
+check_PROGRAMS += err_test
+err_test_SOURCES = err_test.c
+
 # evp_ecx_test
 TESTS += evp_ecx_test
 check_PROGRAMS += evp_ecx_test