diff --git a/bindings/java/src/org/hyperic/sigar/test/TestPTQL.java b/bindings/java/src/org/hyperic/sigar/test/TestPTQL.java
index c01c27c9..38321766 100644
--- a/bindings/java/src/org/hyperic/sigar/test/TestPTQL.java
+++ b/bindings/java/src/org/hyperic/sigar/test/TestPTQL.java
@@ -196,5 +196,15 @@ public class TestPTQL extends SigarTestCase {
         }
         this.qf.clear();
     }
+
+    public void testSelf() throws Exception {
+        Sigar sigar = getSigar();
+
+        //should have eaten some cpu during this test
+        ProcessQuery status = 
+            this.qf.getQuery("Cpu.Percent.ge=0.01");
+        long pid = sigar.getPid();
+        assertTrue(status.match(sigar, pid));
+    }
 }
 
diff --git a/src/sigar_ptql.c b/src/sigar_ptql.c
index 83f07544..834d6c11 100644
--- a/src/sigar_ptql.c
+++ b/src/sigar_ptql.c
@@ -624,6 +624,10 @@ static int ptql_branch_match(ptql_branch_t *branch)
         return branch->match.ui32(branch,
                                   *(sigar_uint32_t *)DATA_PTR(branch),
                                   branch->value.ui32);
+      case PTQL_VALUE_TYPE_DBL:
+        return branch->match.dbl(branch,
+                                 *(double *)DATA_PTR(branch),
+                                 branch->value.dbl);
       case PTQL_VALUE_TYPE_CHR:
         return branch->match.chr(branch,
                                  *(char *)DATA_PTR(branch),
@@ -652,6 +656,10 @@ static int ptql_branch_match_ref(ptql_branch_t *branch, ptql_branch_t *ref)
         return branch->match.ui32(branch,
                                   *(sigar_uint32_t *)DATA_PTR(branch),
                                   *(sigar_uint32_t *)DATA_PTR(ref));
+      case PTQL_VALUE_TYPE_DBL:
+        return branch->match.dbl(branch,
+                                 *(double *)DATA_PTR(branch),
+                                 *(double *)DATA_PTR(ref));
       case PTQL_VALUE_TYPE_CHR:
         return branch->match.chr(branch,
                                  *(char *)DATA_PTR(branch),
@@ -1253,7 +1261,7 @@ static ptql_lookup_t PTQL_Cpu[] = {
     { "User",      PTQL_LOOKUP_ENTRY(proc_cpu, user, UI64) },
     { "Sys",       PTQL_LOOKUP_ENTRY(proc_cpu, sys, UI64) },
     { "Total",     PTQL_LOOKUP_ENTRY(proc_cpu, total, UI64) },
-    { "Percent",   PTQL_LOOKUP_ENTRY(proc_cpu, total, DBL) },
+    { "Percent",   PTQL_LOOKUP_ENTRY(proc_cpu, percent, DBL) },
     { NULL }
 };