diff --git a/checkin_notes b/checkin_notes
index 5478866edf..1d2316b0cd 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -9548,9 +9548,16 @@ David  26 Dec 2011
 David  26 Dec 2011
     - scheduler: in vbox plan class, require that host have
         VM acceleration hardware feature
-    - remove job submission: typo fix
+    - remote job submission: typo fix
 
     sched/
         sched_customize.cpp
     html/user/
-        submit.ph
+        submit.php
+
+Rom    25 Dec 2011
+    - scheduler: in vbox plan class, require that host have
+        VM acceleration hardware feature if the job is multi-core.
+
+    sched/
+        sched_customize.cpp
diff --git a/sched/sched_customize.cpp b/sched/sched_customize.cpp
index a3a60c6bba..94b273cd40 100644
--- a/sched/sched_customize.cpp
+++ b/sched/sched_customize.cpp
@@ -526,10 +526,11 @@ static inline bool app_plan_vbox(
     if (maj < 3) return false;
     if (maj == 3 and min < 2) return false;
 
-    // host must have VM acceleration
+    // host must have VM acceleration in order to run multi-core jobs
     //
-    if (!strstr(sreq.host.p_features, "vmx")
-        && !strstr(sreq.host.p_features, "svm")
+    if (strstr(plan_class, "mt") 
+        && (!strstr(sreq.host.p_features, "vmx")
+        && !strstr(sreq.host.p_features, "svm"))
     ) {
         return false;
     }