diff --git a/hdl4secell/include/hdl4secell.h b/hdl4secell/include/hdl4secell.h
index 28f0546c9fd625a40577b0e900b84221fe221719..5cc0a4588a4a65b36833b7d0d35ddbc97b96008f 100644
--- a/hdl4secell/include/hdl4secell.h
+++ b/hdl4secell/include/hdl4secell.h
@@ -107,7 +107,7 @@ enum varupdatefunc {
 };
 
 #ifndef VARBITS
-#define VARBITS   64
+#define VARBITS   512
 #endif
 
 typedef struct sModuleVariable {
diff --git a/hdl4secell/src/hdl4se_variable.c b/hdl4secell/src/hdl4se_variable.c
index 0b294cf4ac7f787a61a108c3304624f0d923dc59..b8072a64f3cc1283dc5e456d5d2424e78176a746 100644
--- a/hdl4secell/src/hdl4se_variable.c
+++ b/hdl4secell/src/hdl4se_variable.c
@@ -682,7 +682,17 @@ ModuleVariable* varSHL(ModuleVariable* a, ModuleVariable* b);
 ModuleVariable* varSHR(ModuleVariable* a, ModuleVariable* b);
 ModuleVariable* varSAL(ModuleVariable* a, ModuleVariable* b);
 ModuleVariable* varSAR(ModuleVariable* a, ModuleVariable* b);
-ModuleVariable* varOr(ModuleVariable* a, ModuleVariable* b);
+ModuleVariable* varOr(ModuleVariable* a, ModuleVariable* b)
+{
+	int i;
+	ModuleVariable* temp;
+	temp = varTemp(max(a->width, b->width), 0);
+	for (i = 0; i < VARBITS / 64; i++) {
+		temp->data64[i] = a->data64[i] | b->data64[i];
+	}
+	return temp;
+}
+
 ModuleVariable* varXor(ModuleVariable* a, ModuleVariable* b);
 ModuleVariable* varAnd(ModuleVariable* a, ModuleVariable* b);
 ModuleVariable* varGT(ModuleVariable* a, ModuleVariable* b);
diff --git a/hdl4sesim/src/hdl4sesim.c b/hdl4sesim/src/hdl4sesim.c
index e42cb5de75efa34fff46559fc2eb082022e7a482..da1b3a935e8ce76fdaff0bbc116dde720ab60f3f 100644
--- a/hdl4sesim/src/hdl4sesim.c
+++ b/hdl4sesim/src/hdl4sesim.c
@@ -241,7 +241,7 @@ static int hdl4sesim_hdl4se_simulator_SetReset(HOBJECT object, int reset)
 	return 0;
 }
 
-#define THREADCOUNT 3
+#define THREADCOUNT 9
 
 static int hdl4sesim_hdl4se_simulator_ClkTick(HOBJECT object)
 {