diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/exporters/shape/PathExporter.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/exporters/shape/PathExporter.java
index 93d50de11..b1d0ad12d 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/exporters/shape/PathExporter.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/exporters/shape/PathExporter.java
@@ -12,7 +12,8 @@
  * Lesser General Public License for more details.
  * 
  * You should have received a copy of the GNU Lesser General Public
- * License along with this library.
 */
+ * License along with this library.
+ */
 package com.jpexs.decompiler.flash.exporters.shape;
 
 import com.jpexs.decompiler.flash.exporters.commonshape.Matrix;
@@ -129,6 +130,5 @@ public class PathExporter extends ShapeExporterBase {
     protected void finalizePath() {
         paths.add(path);
         path = new GeneralPath(GeneralPath.WIND_EVEN_ODD);  //For correct intersections display
-
     }
 }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/DefineSpriteTag.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/DefineSpriteTag.java
index ce0804b00..d127b96bf 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/DefineSpriteTag.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/DefineSpriteTag.java
@@ -31,6 +31,7 @@ import com.jpexs.decompiler.flash.tags.base.ContainerItem;
 import com.jpexs.decompiler.flash.tags.base.DrawableTag;
 import com.jpexs.decompiler.flash.tags.base.PlaceObjectTypeTag;
 import com.jpexs.decompiler.flash.timeline.DepthState;
+import com.jpexs.decompiler.flash.timeline.Frame;
 import com.jpexs.decompiler.flash.timeline.Timeline;
 import com.jpexs.decompiler.flash.timeline.Timelined;
 import com.jpexs.decompiler.flash.types.BasicType;
@@ -313,6 +314,18 @@ public class DefineSpriteTag extends CharacterTag implements Container, Drawable
     public int getNumFrames() {
         return frameCount;
     }
+    
+    private int getRealFrameCount() {
+        int cnt = 1;
+        List<Frame> frames = getTimeline().getFrames();
+        for (int i = 1; i < frames.size(); i++) {
+            if (frames.get(i).layersChanged) {
+                cnt++;
+            }
+        }
+        
+        return cnt;
+    }
 
     @Override
     public boolean isSingleFrame() {
@@ -324,7 +337,7 @@ public class DefineSpriteTag extends CharacterTag implements Container, Drawable
 
     private synchronized void initialiteIsSingleFrame() {
         if (!isSingleFrameInitialized) {
-            if (frameCount > 1) {
+            if (getRealFrameCount() > 1) {
                 isSingleFrameInitialized = true;
                 return;
             }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Frame.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Frame.java
index 02bb07b15..7c1e496b5 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Frame.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Frame.java
@@ -42,6 +42,7 @@ public class Frame implements TreeItem {
     public List<DoActionTag> actions = new ArrayList<>();
     public List<Tag> innerTags = new ArrayList<>();
     public ShowFrameTag showFrameTag = null; // can be null for the last frame
+    public boolean layersChanged;
 
     public Frame(Timeline timeline, int frame) {
         this.timeline = timeline;
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java
index d57c2e18b..889d7ae04 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/timeline/Timeline.java
@@ -153,6 +153,7 @@ public class Timeline {
     private void initialize() {
         int frameIdx = 0;
         Frame frame = new Frame(this, frameIdx++);
+        frame.layersChanged = true;
         boolean tagAdded = false;
         for (Tag t : tags) {
             tagAdded = true;
@@ -171,6 +172,7 @@ public class Timeline {
                 if (!frame.layers.containsKey(depth)) {
                     frame.layers.put(depth, new DepthState(swf, frame));
                 }
+                frame.layersChanged = true;
                 DepthState fl = frame.layers.get(depth);
                 int characterId = po.getCharacterId();
                 if (characterId != -1) {
@@ -229,6 +231,7 @@ public class Timeline {
                 RemoveTag r = (RemoveTag) t;
                 int depth = r.getDepth();
                 frame.layers.remove(depth);
+                frame.layersChanged = true;
             } else if (t instanceof DoActionTag) {
                 frame.actions.add((DoActionTag) t);
                 actionFrames.put((DoActionTag) t, frame.frame);