diff --git a/reactos/dll/win32/lsasrv/lsarpc.c b/reactos/dll/win32/lsasrv/lsarpc.c
index d59203a9df2..4f16728d748 100644
--- a/reactos/dll/win32/lsasrv/lsarpc.c
+++ b/reactos/dll/win32/lsasrv/lsarpc.c
@@ -1089,8 +1089,8 @@ NTSTATUS WINAPI LsarCreateTrustedDomain(
     ACCESS_MASK DesiredAccess,
     LSAPR_HANDLE *TrustedDomainHandle)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_DIRECTORY_SERVICE_REQUIRED;
 }
 
 
@@ -1101,8 +1101,10 @@ NTSTATUS WINAPI LsarEnumerateTrustedDomains(
     PLSAPR_TRUSTED_ENUM_BUFFER EnumerationBuffer,
     DWORD PreferedMaximumLength)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    EnumerationBuffer->EntriesRead = 0;
+    EnumerationBuffer->Information = NULL;
+    return STATUS_NO_MORE_ENTRIES;
 }
 
 
@@ -3277,8 +3279,8 @@ NTSTATUS WINAPI LsarQueryTrustedDomainInfo(
     TRUSTED_INFORMATION_CLASS InformationClass,
     PLSAPR_TRUSTED_DOMAIN_INFO *TrustedDomainInformation)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_DIRECTORY_SERVICE_REQUIRED;
 }
 
 
@@ -3289,8 +3291,8 @@ NTSTATUS WINAPI LsarSetTrustedDomainInfo(
     TRUSTED_INFORMATION_CLASS InformationClass,
     PLSAPR_TRUSTED_DOMAIN_INFO TrustedDomainInformation)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_DIRECTORY_SERVICE_REQUIRED;
 }
 
 
@@ -3299,8 +3301,8 @@ NTSTATUS WINAPI LsarDeleteTrustedDomain(
     LSAPR_HANDLE PolicyHandle,
     PRPC_SID TrustedDomainSid)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_DIRECTORY_SERVICE_REQUIRED;
 }
 
 
@@ -3617,8 +3619,8 @@ NTSTATUS WINAPI LsarQueryTrustedDomainInfoByName(
     POLICY_INFORMATION_CLASS InformationClass,
     PLSAPR_TRUSTED_DOMAIN_INFO *PolicyInformation)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_OBJECT_NAME_NOT_FOUND;
 }
 
 
@@ -3629,8 +3631,8 @@ NTSTATUS WINAPI LsarSetTrustedDomainInfoByName(
     POLICY_INFORMATION_CLASS InformationClass,
     PLSAPR_TRUSTED_DOMAIN_INFO PolicyInformation)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_OBJECT_NAME_NOT_FOUND;
 }
 
 
@@ -3641,8 +3643,10 @@ NTSTATUS WINAPI LsarEnumerateTrustedDomainsEx(
     PLSAPR_TRUSTED_ENUM_BUFFER_EX EnumerationBuffer,
     DWORD PreferedMaximumLength)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    EnumerationBuffer->EntriesRead = 0;
+    EnumerationBuffer->EnumerationBuffer = NULL;
+    return STATUS_NO_MORE_ENTRIES;
 }
 
 
@@ -3654,8 +3658,8 @@ NTSTATUS WINAPI LsarCreateTrustedDomainEx(
     ACCESS_MASK DesiredAccess,
     LSAPR_HANDLE *TrustedDomainHandle)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_DIRECTORY_SERVICE_REQUIRED;
 }
 
 
@@ -3697,8 +3701,8 @@ NTSTATUS WINAPI LsarOpenTrustedDomainByName(
     ACCESS_MASK DesiredAccess,
     LSAPR_HANDLE *TrustedDomainHandle)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_OBJECT_NAME_NOT_FOUND;
 }
 
 
@@ -3819,8 +3823,8 @@ NTSTATUS WINAPI LsarCreateTrustedDomainEx2(
     ACCESS_MASK DesiredAccess,
     LSAPR_HANDLE *TrustedDomainHandle)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    /* FIXME: We are not running an AD yet */
+    return STATUS_DIRECTORY_SERVICE_REQUIRED;
 }