diff --git a/demo/object/bo.c b/demo/object/bo.c
index a14195b..e6e54d4 100644
--- a/demo/object/bo.c
+++ b/demo/object/bo.c
@@ -471,7 +471,7 @@ void Binary_Output_Out_Of_Service_Set(
     return;
 }
 
-uint8_t Binary_Output_Reliabolity(
+uint8_t Binary_Output_Reliability(
     uint32_t object_instance)
 {
     BINARY_OUTPUT_DESCR *CurrentBO;
@@ -481,13 +481,13 @@ uint8_t Binary_Output_Reliabolity(
     if (Binary_Output_Valid_Instance(object_instance)) {
         index = Binary_Output_Instance_To_Index(object_instance);
         CurrentBO = &BO_Descr[index];
-        value = CurrentBO->Reliabolity;
+        value = CurrentBO->Reliability;
     }
 
     return value;
 }
 
-void Binary_Output_Reliabolity_Set(
+void Binary_Output_Reliability_Set(
     uint32_t object_instance,
     uint8_t value)
 {
@@ -497,7 +497,7 @@ void Binary_Output_Reliabolity_Set(
     if (Binary_Output_Valid_Instance(object_instance)) {
         index = Binary_Output_Instance_To_Index(object_instance);
         CurrentBO = &BO_Descr[index];
-        CurrentBO->Reliabolity = value;
+        CurrentBO->Reliability = value;
     }
 
     return;
@@ -1054,7 +1054,7 @@ int Binary_Output_Read_Property(
 
         case PROP_RELIABILITY:
             apdu_len = encode_application_enumerated(&apdu[0], 
-                CurrentBO->Reliabolity);
+                CurrentBO->Reliability);
             break;
 
         case PROP_PRIORITY_ARRAY:
@@ -1417,7 +1417,7 @@ bool Binary_Output_Write_Property(
                 WPValidateArgType(&value, BACNET_APPLICATION_TAG_ENUMERATED,
                 &wp_data->error_class, &wp_data->error_code);
             if (status) {
-                CurrentBO->Reliabolity = value.type.Enumerated;
+                CurrentBO->Reliability = value.type.Enumerated;
             }
             break;
 
diff --git a/demo/object/bo.h b/demo/object/bo.h
index b26b028..a52141e 100644
--- a/demo/object/bo.h
+++ b/demo/object/bo.h
@@ -17,9 +17,9 @@
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-* MERCHANTABOLITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
-* CLAIM, DAMAGES OR OTHER LIABOLITY, WHETHER IN AN ACTION OF CONTRACT,
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
@@ -54,7 +54,7 @@ extern "C" {
         unsigned Event_State:3;
         bool Out_Of_Service;
         bool Change_Of_Value;
-        uint8_t Reliabolity;
+        uint8_t Reliability;
         bool Disable;
         BACNET_CHARACTER_STRING Inactive_Text;
         BACNET_CHARACTER_STRING Active_Text;
@@ -159,10 +159,10 @@ struct bo_inst_itr_ctx {
         uint32_t object_instance,
         bool value);
 
-    uint8_t Binary_Output_Reliabolity(
+    uint8_t Binary_Output_Reliability(
         uint32_t object_instance);
 
-    void Binary_Output_Reliabolity_Set(
+    void Binary_Output_Reliability_Set(
         uint32_t object_instance,
         uint8_t value);
 
diff --git a/demo/object/bv.h b/demo/object/bv.h
index 366ce88..c730f99 100644
--- a/demo/object/bv.h
+++ b/demo/object/bv.h
@@ -17,9 +17,9 @@
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-* MERCHANTABVLITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
-* CLAIM, DAMAGES OR OTHER LIABVLITY, WHETHER IN AN ACTION OF CONTRACT,
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
@@ -54,7 +54,7 @@ extern "C" {
         unsigned Event_State:3;
         bool Out_Of_Service;
         bool Change_Of_Value;
-        uint8_t Reliabvlity;
+        uint8_t Reliability;
         bool Disable;
         BACNET_CHARACTER_STRING Inactive_Text;
         BACNET_CHARACTER_STRING Active_Text;
@@ -159,10 +159,10 @@ struct bv_inst_itr_ctx {
         uint32_t object_instance,
         bool value);
 
-    uint8_t Binary_Value_Reliabvlity(
+    uint8_t Binary_Value_Reliability(
         uint32_t object_instance);
 
-    void Binary_Value_Reliabvlity_Set(
+    void Binary_Value_Reliability_Set(
         uint32_t object_instance,
         uint8_t value);