diff --git a/tests/data_files/Makefile b/tests/data_files/Makefile
index 568b9ac..363ac37 100644
--- a/tests/data_files/Makefile
+++ b/tests/data_files/Makefile
@@ -375,7 +375,7 @@
 
 # try to forge a copy of test-int-ca3 with different key
 server5-ss-forgeca.crt: server5.key
-	$(FAKETIME) '2015-09-01 14:08:43' $(OPENSSL) req -x509 -new -subj "/C=UK/O=mbed TLS/CN=mbed TLS Test intermediate CA 3" -set_serial 77 -config $(test_ca_config_file) -extensions noext_ca -days 3650 -sha256 -key $< -out $@
+	$(OPENSSL) req -x509 -new -subj "/C=UK/O=mbed TLS/CN=mbed TLS Test intermediate CA 3" -set_serial 77 -config $(test_ca_config_file) -extensions noext_ca -days 3650 -sha256 -key $< -out $@
 all_final += server5-ss-forgeca.crt
 
 server5-selfsigned.crt: server5.key
diff --git a/tests/data_files/server5-ss-forgeca.crt b/tests/data_files/server5-ss-forgeca.crt
index 2265bf5..cf5bd6d 100644
--- a/tests/data_files/server5-ss-forgeca.crt
+++ b/tests/data_files/server5-ss-forgeca.crt
@@ -1,11 +1,11 @@
 -----BEGIN CERTIFICATE-----
-MIIBlDCCATmgAwIBAgIBTTAKBggqhkjOPQQDAjBKMQswCQYDVQQGEwJVSzERMA8G
+MIIBkzCCATmgAwIBAgIBTTAKBggqhkjOPQQDAjBKMQswCQYDVQQGEwJVSzERMA8G
 A1UECgwIbWJlZCBUTFMxKDAmBgNVBAMMH21iZWQgVExTIFRlc3QgaW50ZXJtZWRp
-YXRlIENBIDMwHhcNMTUwOTAxMTEwODQzWhcNMjUwODI5MTEwODQzWjBKMQswCQYD
+YXRlIENBIDMwHhcNMjMwNTE3MDkxNDIxWhcNMzMwNTE0MDkxNDIxWjBKMQswCQYD
 VQQGEwJVSzERMA8GA1UECgwIbWJlZCBUTFMxKDAmBgNVBAMMH21iZWQgVExTIFRl
 c3QgaW50ZXJtZWRpYXRlIENBIDMwWTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAAQ3
 zFbZdgkeWnI+x1kt/yBu7nz5BpF00K0UtfdoIllikk7lANgjEf/qL9I0XV0WvYqI
-wmt3DVXNiioO+gHItO3/oxAwDjAMBgNVHRMEBTADAQH/MAoGCCqGSM49BAMCA0kA
-MEYCIQDBFcXh+IloVYbMiHfCFhw6cYJsj7PZXuTdDMMkNbyJNAIhALz7fBVAMYz9
-/g48bLdYT47LOc9QNuaboLIxsq5RseJL
+wmt3DVXNiioO+gHItO3/oxAwDjAMBgNVHRMEBTADAQH/MAoGCCqGSM49BAMCA0gA
+MEUCIQD0f3GH9cEJ7cJWPIfwAL/1cGREqO//O/1XggWZv/clnQIgQmlMzGzuUDHq
+/mTgGQ9ceSAB9B9im9rcgY6DRFZULnY=
 -----END CERTIFICATE-----