diff --git a/HIRS_AttestationCA/src/main/java/hirs/attestationca/persist/RestfulAttestationCertificateAuthority.java b/HIRS_AttestationCA/src/main/java/hirs/attestationca/persist/RestfulAttestationCertificateAuthority.java
index f3b7da85f..d3923a442 100644
--- a/HIRS_AttestationCA/src/main/java/hirs/attestationca/persist/RestfulAttestationCertificateAuthority.java
+++ b/HIRS_AttestationCA/src/main/java/hirs/attestationca/persist/RestfulAttestationCertificateAuthority.java
@@ -14,6 +14,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.PropertySource;
+import org.springframework.context.annotation.PropertySources;
 import org.springframework.http.MediaType;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;