diff --git a/tests/data_files/Makefile b/tests/data_files/Makefile
index 2d9a4db..ccb3bfc 100644
--- a/tests/data_files/Makefile
+++ b/tests/data_files/Makefile
@@ -1372,6 +1372,16 @@
 	$(OPENSSL) x509 -inform PEM -in $< -outform DER -out $@
 all_final += server1.ca.crt server1.ca_noauthid.crt server1.ca.der
 
+server1-nospace.crt: server1.key test-ca.crt
+	$(MBEDTLS_CERT_WRITE) subject_key=$< serial=31\
+		subject_name="C=NL,O=PolarSSL,CN=polarssl.example"  \
+		issuer_crt=test-ca.crt issuer_key=$(test_ca_key_file_rsa) \
+		issuer_pwd=$(test_ca_pwd_rsa) \
+		not_before=20190210144406 not_after=20290210144406 \
+		md=SHA256 version=3 authority_identifier=1 \
+		output_file=$@
+all_final += server1-nospace.crt
+
 server1_ca.crt: server1.crt $(test_ca_crt)
 	cat server1.crt $(test_ca_crt) > $@
 all_final += server1_ca.crt
diff --git a/tests/data_files/server1-nospace.crt b/tests/data_files/server1-nospace.crt
index 932c236..4c3cb90 100644
--- a/tests/data_files/server1-nospace.crt
+++ b/tests/data_files/server1-nospace.crt
@@ -1,21 +1,20 @@
 -----BEGIN CERTIFICATE-----
-MIIDhDCCAmygAwIBAgIBHzANBgkqhkiG9w0BAQsFADA7MQswCQYDVQQGEwJOTDER
-MA8GA1UEChMIUG9sYXJTU0wxGTAXBgNVBAMTEFBvbGFyU1NMIFRlc3QgQ0EwHhcN
-MTQwMzI2MDkyMzEyWhcNMjQwMzIzMDkyMzEyWjA7MQswCQYDVQQGEwJOTDERMA8G
-A1UEChMIUG9sYXJTU0wxGTAXBgNVBAMTEHBvbGFyc3NsLmV4YW1wbGUwggEiMA0G
+MIIDPjCCAiagAwIBAgIBHzANBgkqhkiG9w0BAQsFADA7MQswCQYDVQQGEwJOTDER
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 CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCpAh89QGrVVVOL/TbugmUuFWFeib+4
 6EWQ2+6IFlLT8UNQR5YSWWSHa/0r4Eb5c77dz5LhkVvtZqBviSl5RYDQg2rVQUN3
 Xzl8CQRHgrBXOXDto+wVGR6oMwhHwQVCqf1Mw7Tf3QYfTRBRQGdzEw9A+G2BJV8K
 sVPGMH4VOaz5Wu5/kp6mBVvnE5eFtSOS2dQkBtUJJYl1B92mGo8/CRm+rWUsZOuV
 m9z+QV4XptpsW2nMAroULBYknErczdD3Umdz8S2gI/1+9DHKLXDKiQsE2y6mT3Bu
 ns69WIniU1meblqSZeKIPwyUGaPd5eidlRPtKdurcBLcWsprF6tSglSxAgMBAAGj
-gZIwgY8wCQYDVR0TBAIwADAdBgNVHQ4EFgQUH3TWPynBdHRFOwUSLD2ovUNZAqYw
-YwYDVR0jBFwwWoAUtFrkpbPe0lL2udWmlQ/rPrzH/f+hP6Q9MDsxCzAJBgNVBAYT
-Ak5MMREwDwYDVQQKEwhQb2xhclNTTDEZMBcGA1UEAxMQUG9sYXJTU0wgVGVzdCBD
-QYIBADANBgkqhkiG9w0BAQsFAAOCAQEAXs4vQqlIlxrMbE6IwAHLcGJuz17Ru/en
-H9bUnnSh1pxa+NHMKZHBG3GT0iaxsVtXf56/tXH4+HL7ntJjrczGN1PbhMGPyt94
-556ZgDxkHT9k7KjPAIs9BrjFHvl9NyIZzcbwkiC0qGvdzjSfe3AiSYuhXI/9/Hog
-uUwReH+T2U/ICEHQ5O8aV5nvpgqL3EeEmyx3bu+YXtZMWQUYzX+ya4TnKVPdqwbf
-ebr6v1hLXrUFl6rZ3wEJ6MqUW3SGZRkCVNZUOD6Ky3+EiLwYFhuKGdFqSS0JAAD7
-ZO3yPu5hu3BhAQYavK4Yyfi9IQmubBqxopPwyzjG1HPw2lj+oapH0w==
+TTBLMAkGA1UdEwQCMAAwHQYDVR0OBBYEFB901j8pwXR0RTsFEiw9qL1DWQKmMB8G
+A1UdIwQYMBaAFLRa5KWz3tJS9rnVppUP6z68x/3/MA0GCSqGSIb3DQEBCwUAA4IB
+AQC8fX3ZiHu6GoYBB5Vo1l6CXXDhHB6r43Pp+BHoOCouiiy4useiPLu5S84gmNoC
+v8ZR+b9lAaysCMHAbth9vgtW+aXckBY6xKo8CsmGXcqZqujD6qrDif5q6UpXa4Oe
+fr6ITkecY4Z9oN/aN5el5zzUd5zkoyQDI5Bn1gMdvV7AwM7Haq+5gTFwM7HJnphz
+GZ8GLxWU1dWeAfsGm58ey6J28OjIkmfP3yL/kBKMhiQZydbH9Y8Yal7YwhayXxES
+i7YwhNmPcGAgDBm5Sno7BvHiIqsNX1sssC3aZUaZvldJGY+4Y9fFZHenBwTREj/S
+CnEgazC2RJ3kYg3mP/QhE0US
 -----END CERTIFICATE-----