diff --git a/src/cxoConnection.c b/src/cxoConnection.c
index 08ff2cbe..ea3804ea 100644
--- a/src/cxoConnection.c
+++ b/src/cxoConnection.c
@@ -361,7 +361,7 @@ static int cxoConnectionParams_processShardingKeyValue(
 {
     cxoTransformNum transformNum;
 
-    transformNum = cxoTransform_getNumFromValue(value);
+    transformNum = cxoTransform_getNumFromValue(value, 0);
     if (cxoTransform_fromPython(transformNum, value, &column->value, buffer,
             params->encoding, params->nencoding, NULL, 0) < 0)
         return -1;
diff --git a/src/cxoModule.h b/src/cxoModule.h
index 381c5c0f..b6a0124b 100644
--- a/src/cxoModule.h
+++ b/src/cxoModule.h
@@ -445,7 +445,7 @@ int cxoTransform_fromPython(cxoTransformNum transformNum, PyObject *pyValue,
         const char *nencoding, cxoVar *var, uint32_t arrayPos);
 cxoTransformNum cxoTransform_getNumFromDataTypeInfo(dpiDataTypeInfo *info);
 cxoTransformNum cxoTransform_getNumFromType(PyTypeObject *type);
-cxoTransformNum cxoTransform_getNumFromValue(PyObject *value);
+cxoTransformNum cxoTransform_getNumFromValue(PyObject *value, int plsql);
 void cxoTransform_getTypeInfo(cxoTransformNum transformNum,
         dpiOracleTypeNum *oracleTypeNum, dpiNativeTypeNum *nativeTypeNum);
 int cxoTransform_init(void);
@@ -464,7 +464,7 @@ int cxoUtils_initializeDPI(void);
 cxoVarType *cxoVarType_fromDataTypeInfo(dpiDataTypeInfo *info);
 cxoVarType *cxoVarType_fromPythonType(PyTypeObject *type);
 cxoVarType *cxoVarType_fromPythonValue(PyObject *value, int *isArray,
-        Py_ssize_t *size, Py_ssize_t *numElements);
+        Py_ssize_t *size, Py_ssize_t *numElements, int plsql);
 
 int cxoVar_bind(cxoVar *var, cxoCursor *cursor, PyObject *name, uint32_t pos);
 int cxoVar_check(PyObject *object);
diff --git a/src/cxoObject.c b/src/cxoObject.c
index 32cd90d9..dbad1b9e 100644
--- a/src/cxoObject.c
+++ b/src/cxoObject.c
@@ -173,7 +173,7 @@ static int cxoObject_convertFromPython(cxoObject *obj, PyObject *value,
     }
 
     // convert the different Python types
-    transformNum = cxoTransform_getNumFromValue(value);
+    transformNum = cxoTransform_getNumFromValue(value, 1);
     if (cxoTransform_fromPython(transformNum, value, &data->value, buffer,
             obj->objectType->connection->encodingInfo.encoding,
             obj->objectType->connection->encodingInfo.nencoding, NULL, 0) < 0)
diff --git a/src/cxoTransform.c b/src/cxoTransform.c
index cb152195..6cfcaf31 100644
--- a/src/cxoTransform.c
+++ b/src/cxoTransform.c
@@ -518,14 +518,14 @@ cxoTransformNum cxoTransform_getNumFromType(PyTypeObject *type)
 // cxoTransform_getNumFromValue()
 //   Get the appropriate transformation to use for the specified Python object.
 //-----------------------------------------------------------------------------
-cxoTransformNum cxoTransform_getNumFromValue(PyObject *value)
+cxoTransformNum cxoTransform_getNumFromValue(PyObject *value, int plsql)
 {
     cxoLob *lob;
 
     if (value == Py_None)
         return CXO_TRANSFORM_NONE;
     if (PyBool_Check(value)) {
-        if (cxoClientVersionInfo.versionNum < 12)
+        if (cxoClientVersionInfo.versionNum < 12 || !plsql)
             return CXO_TRANSFORM_NATIVE_INT;
         return CXO_TRANSFORM_BOOLEAN;
     }
diff --git a/src/cxoVar.c b/src/cxoVar.c
index a834f187..0640cee1 100644
--- a/src/cxoVar.c
+++ b/src/cxoVar.c
@@ -272,7 +272,8 @@ cxoVar *cxoVar_newByValue(cxoCursor *cursor, PyObject *value,
     }
 
     // default processing
-    varType = cxoVarType_fromPythonValue(value, &isArray, &size, &numElements);
+    varType = cxoVarType_fromPythonValue(value,
+            &isArray, &size, &numElements, cursor->stmtInfo.isPLSQL);
     if (!varType)
         return NULL;
     if (varType->transformNum == CXO_TRANSFORM_OBJECT) {
diff --git a/src/cxoVarType.c b/src/cxoVarType.c
index 9fc4fb44..355f17b4 100644
--- a/src/cxoVarType.c
+++ b/src/cxoVarType.c
@@ -243,7 +243,7 @@ static Py_ssize_t cxoVarType_calculateSize(PyObject *value,
 // does not have a corresponding variable type.
 //-----------------------------------------------------------------------------
 cxoVarType *cxoVarType_fromPythonValue(PyObject *value, int *isArray,
-        Py_ssize_t *size, Py_ssize_t *numElements)
+        Py_ssize_t *size, Py_ssize_t *numElements, int plsql)
 {
     cxoTransformNum transformNum, tempTransformNum;
     PyObject *elementValue;
@@ -260,7 +260,7 @@ cxoVarType *cxoVarType_fromPythonValue(PyObject *value, int *isArray,
         transformNum = CXO_TRANSFORM_NONE;
         for (i = 0; i < PyList_GET_SIZE(value); i++) {
             elementValue = PyList_GET_ITEM(value, i);
-            tempTransformNum = cxoTransform_getNumFromValue(elementValue);
+            tempTransformNum = cxoTransform_getNumFromValue(elementValue, 1);
             if (tempTransformNum == CXO_TRANSFORM_UNSUPPORTED) {
                 snprintf(message, sizeof(message),
                         "element %u value is unsupported", (unsigned) i);
@@ -288,7 +288,7 @@ cxoVarType *cxoVarType_fromPythonValue(PyObject *value, int *isArray,
     }
 
     // handle scalar values
-    transformNum = cxoTransform_getNumFromValue(value);
+    transformNum = cxoTransform_getNumFromValue(value, plsql);
     if (transformNum == CXO_TRANSFORM_UNSUPPORTED) {
         snprintf(message, sizeof(message),
                 "Python value of type %s not supported.",
diff --git a/test/Cursor.py b/test/Cursor.py
index 5f1a09cb..ec713c0a 100644
--- a/test/Cursor.py
+++ b/test/Cursor.py
@@ -553,3 +553,14 @@ def testArrayVarNegative(self):
         "test cursor.arrayvar() with invalid parameters"
         self.assertRaises(TypeError, self.cursor.arrayvar, 5, 1)
 
+    def testBooleanWithoutPlsql(self):
+        "test binding boolean data without the use of PL/SQL"
+        self.cursor.execute("truncate table TestTempTable")
+        self.cursor.execute("insert into TestTempTable values (:1, :2)",
+                (False, "Value should be 0"))
+        self.cursor.execute("insert into TestTempTable values (:1, :2)",
+                (True, "Value should be 1"))
+        self.cursor.execute("select * from TestTempTable order by IntCol")
+        self.assertEqual(self.cursor.fetchall(),
+                [ (0, "Value should be 0"), (1, "Value should be 1") ])
+