diff --git a/libcpuid/recog_intel.c b/libcpuid/recog_intel.c
index 2bb0757..d51de6b 100644
--- a/libcpuid/recog_intel.c
+++ b/libcpuid/recog_intel.c
@@ -612,7 +612,9 @@ static void decode_intel_number_of_cores(struct cpu_raw_data_t* raw,
 			data->num_logical_cpus = logical_cpus;
 		} else {
 			data->num_cores = 1;
-			data->num_logical_cpus = (logical_cpus >= 2 ? logical_cpus : 2);
+			data->num_logical_cpus = (logical_cpus >= 1 ? logical_cpus : 1);
+			if (data->num_logical_cpus == 1)
+				data->flags[CPU_FEATURE_HT] = 0;
 		}
 	} else {
 		data->num_cores = data->num_logical_cpus = 1;
diff --git a/tests/intel/netburst/celeron-d.test b/tests/intel/netburst/celeron-d.test
index e45f71f..bf99408 100644
--- a/tests/intel/netburst/celeron-d.test
+++ b/tests/intel/netburst/celeron-d.test
@@ -73,7 +73,7 @@ intel_fn4[3]=00000000 00000000 00000000 00000000
 15
 3
 1
-2
+1
 16
 -1
 256
@@ -86,4 +86,4 @@ intel_fn4[3]=00000000 00000000 00000000 00000000
 -1
 64 (non-authoritative)
 P-4 Celeron D (Prescott-256)
-fpu vme de pse tsc msr pae mce cx8 apic mtrr sep pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe pni dts64 monitor ds_cpl cid xtpr
+fpu vme de pse tsc msr pae mce cx8 apic mtrr sep pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss tm pbe pni dts64 monitor ds_cpl cid xtpr
diff --git a/tests/intel/netburst/mobile-p4.test b/tests/intel/netburst/mobile-p4.test
index d660159..a4adb69 100644
--- a/tests/intel/netburst/mobile-p4.test
+++ b/tests/intel/netburst/mobile-p4.test
@@ -73,7 +73,7 @@ intel_fn4[3]=665b5101 00000000 00000000 007b7040
 15
 2
 1
-2
+1
 8
 12
 512
@@ -86,4 +86,4 @@ intel_fn4[3]=665b5101 00000000 00000000 007b7040
 -1
 64 (non-authoritative)
 Mobile P-4 (Northwood)
-fpu vme de pse tsc msr pae mce cx8 mtrr sep pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe cid xtpr
+fpu vme de pse tsc msr pae mce cx8 mtrr sep pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss tm pbe cid xtpr