diff --git a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonBinary.java b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonBinary.java
index 2af49199b..b1471d061 100644
--- a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonBinary.java
+++ b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonBinary.java
@@ -446,6 +446,7 @@ public class SkeletonBinary extends SkeletonLoader {
 						default -> null;
 						};
 						data.property.offset = offset;
+						data.offset = input.readFloat();
 						data.scale = input.readFloat();
 					}
 					constraints[i] = data;
diff --git a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonJson.java b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonJson.java
index 038343eeb..ab70f9455 100644
--- a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonJson.java
+++ b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonJson.java
@@ -413,8 +413,9 @@ public class SkeletonJson extends SkeletonLoader {
 						if (data.bone == null) throw new SerializationException("Slider bone not found: " + boneName);
 						String property = constraintMap.getString("property");
 						data.property = fromProperty(property);
-						data.property.offset = constraintMap.getFloat("offset", 0) * propertyScale(property, scale);
-						data.scale = constraintMap.getFloat("scale");
+						data.property.offset = constraintMap.getFloat("from", 0) * propertyScale(property, scale);
+						data.offset = constraintMap.getFloat("to", 0);
+						data.scale = constraintMap.getFloat("scale", 1);
 						data.local = constraintMap.getBoolean("local", false);
 					}
 
diff --git a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Slider.java b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Slider.java
index 1e37ee011..9db88fb1e 100644
--- a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Slider.java
+++ b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Slider.java
@@ -65,7 +65,7 @@ public class Slider extends Constraint<Slider, SliderData, SliderPose> {
 		if (bone != null) {
 			if (!bone.active) return;
 			if (data.local) bone.applied.validateLocalTransform(skeleton);
-			p.time = (data.property.value(bone.applied, data.local, offsets) - data.property.offset) * data.scale;
+			p.time = data.offset + (data.property.value(bone.applied, data.local, offsets) - data.property.offset) * data.scale;
 			if (data.loop)
 				p.time = animation.duration + (p.time % animation.duration);
 			else
diff --git a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SliderData.java b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SliderData.java
index c3506c91e..d51893b6c 100644
--- a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SliderData.java
+++ b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SliderData.java
@@ -41,7 +41,7 @@ public class SliderData extends ConstraintData<Slider, SliderPose> {
 	boolean additive, loop;
 	@Null BoneData bone;
 	@Null FromProperty property;
-	float scale;
+	float offset, scale;
 	boolean local;
 
 	public SliderData (String name) {
@@ -92,6 +92,14 @@ public class SliderData extends ConstraintData<Slider, SliderPose> {
 		this.property = property;
 	}
 
+	public float getOffset () {
+		return offset;
+	}
+
+	public void setOffset (float offset) {
+		this.offset = offset;
+	}
+
 	public float getScale () {
 		return scale;
 	}