diff --git a/bundles/org.openhab.binding.omnilink/pom.xml b/bundles/org.openhab.binding.omnilink/pom.xml
index ee0e2767fb4ae..07e400f6ccd16 100644
--- a/bundles/org.openhab.binding.omnilink/pom.xml
+++ b/bundles/org.openhab.binding.omnilink/pom.xml
@@ -18,7 +18,7 @@
     <dependency>
       <groupId>com.github.digitaldan</groupId>
       <artifactId>jomnilink</artifactId>
-      <version>1.4.0</version>
+      <version>1.4.1</version>
       <scope>compile</scope>
     </dependency>
   </dependencies>
diff --git a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/HumiditySensorHandler.java b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/HumiditySensorHandler.java
index bda8fe7df6112..a0751d68b7fa3 100644
--- a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/HumiditySensorHandler.java
+++ b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/HumiditySensorHandler.java
@@ -113,12 +113,12 @@ public void handleCommand(ChannelUID channelUID, Command command) {
         switch (channelUID.getId()) {
             case CHANNEL_AUX_LOW_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_HEAT_LOW_POINT.getNumber(),
-                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).intValue()),
+                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).floatValue()),
                         thingID);
                 break;
             case CHANNEL_AUX_HIGH_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_COOL_HIGH_POINT.getNumber(),
-                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).intValue()),
+                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).floatValue()),
                         thingID);
                 break;
             default:
diff --git a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TempSensorHandler.java b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TempSensorHandler.java
index 850e2ad99c4c3..7152841ae0076 100644
--- a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TempSensorHandler.java
+++ b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TempSensorHandler.java
@@ -126,12 +126,12 @@ public void handleCommand(ChannelUID channelUID, Command command) {
         switch (channelUID.getId()) {
             case CHANNEL_AUX_LOW_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_HEAT_LOW_POINT.getNumber(),
-                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).intValue()),
+                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).floatValue()),
                         thingID);
                 break;
             case CHANNEL_AUX_HIGH_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_COOL_HIGH_POINT.getNumber(),
-                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).intValue()),
+                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).floatValue()),
                         thingID);
                 break;
             default:
diff --git a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TemperatureFormat.java b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TemperatureFormat.java
index 8379e0dfb2ef6..fdff35def4a48 100644
--- a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TemperatureFormat.java
+++ b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/TemperatureFormat.java
@@ -33,7 +33,7 @@ public float omniToFormat(int omniNumber) {
         }
 
         @Override
-        public int formatToOmni(int celsius) {
+        public int formatToOmni(float celsius) {
             return MessageUtils.CToOmni(celsius);
         }
     },
@@ -44,7 +44,7 @@ public float omniToFormat(int omniNumber) {
         }
 
         @Override
-        public int formatToOmni(int fahrenheit) {
+        public int formatToOmni(float fahrenheit) {
             return MessageUtils.FtoOmni(fahrenheit);
         }
     };
@@ -69,7 +69,7 @@ private TemperatureFormat(int formatNumber) {
      * @param format Number in the current format.
      * @return Omni formatted number.
      */
-    public abstract int formatToOmni(int format);
+    public abstract int formatToOmni(float format);
 
     /**
      * Get the number which identifies this format as defined by the omniprotocol.
diff --git a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/ThermostatHandler.java b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/ThermostatHandler.java
index 37fb57f2f7a6d..f5daccab31857 100644
--- a/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/ThermostatHandler.java
+++ b/bundles/org.openhab.binding.omnilink/src/main/java/org/openhab/binding/omnilink/internal/handler/ThermostatHandler.java
@@ -157,22 +157,22 @@ public void handleCommand(ChannelUID channelUID, Command command) {
                 break;
             case CHANNEL_THERMO_HEAT_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_HEAT_LOW_POINT.getNumber(),
-                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).intValue()),
+                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).floatValue()),
                         thingID);
                 break;
             case CHANNEL_THERMO_COOL_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_COOL_HIGH_POINT.getNumber(),
-                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).intValue()),
+                        temperatureFormat.get().formatToOmni(((QuantityType<Temperature>) command).floatValue()),
                         thingID);
                 break;
             case CHANNEL_THERMO_HUMIDIFY_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_HUMDIFY_POINT.getNumber(),
-                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).intValue()),
+                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).floatValue()),
                         thingID);
                 break;
             case CHANNEL_THERMO_DEHUMIDIFY_SETPOINT:
                 sendOmnilinkCommand(OmniLinkCmd.CMD_THERMO_SET_DEHUMIDIFY_POINT.getNumber(),
-                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).intValue()),
+                        TemperatureFormat.FAHRENHEIT.formatToOmni(((QuantityType<Dimensionless>) command).floatValue()),
                         thingID);
                 break;
             default: