diff --git a/dist/es2015/UI.js b/dist/es2015/UI.js
index 358c989f..a7403934 100644
--- a/dist/es2015/UI.js
+++ b/dist/es2015/UI.js
@@ -199,6 +199,8 @@ export class UIDragger extends UIButton {
         this._moveHoldID = -1;
         if (states.dragging === undefined)
             this._states['dragging'] = false;
+        if (states.moved === undefined)
+            this._states['moved'] = false;
         if (states.offset === undefined)
             this._states['offset'] = new Pt();
         const UA = UIPointerActions;
@@ -209,6 +211,7 @@ export class UIDragger extends UIButton {
             this._draggingID = this.on(UA.move, (t, p) => {
                 if (this.state('dragging')) {
                     UI._trigger(this._actions[UA.uidrag], t, p, UA.uidrag);
+                    this.state('moved', true);
                 }
             });
         });
@@ -216,7 +219,10 @@ export class UIDragger extends UIButton {
             this.state('dragging', false);
             this.off(UA.move, this._draggingID);
             this.unhold(this._moveHoldID);
-            UI._trigger(this._actions[UA.drop], target, pt, type);
+            if (this.state('moved')) {
+                UI._trigger(this._actions[UA.drop], target, pt, type);
+                this.state('moved', false);
+            }
         });
     }
     onDrag(fn) {
diff --git a/dist/es5.js b/dist/es5.js
index 85c64ec9..f63ea5cd 100644
--- a/dist/es5.js
+++ b/dist/es5.js
@@ -8177,6 +8177,7 @@ var UIDragger = function (_UIButton) {
         _this2._draggingID = -1;
         _this2._moveHoldID = -1;
         if (states.dragging === undefined) _this2._states['dragging'] = false;
+        if (states.moved === undefined) _this2._states['moved'] = false;
         if (states.offset === undefined) _this2._states['offset'] = new Pt_1.Pt();
         var UA = exports.UIPointerActions;
         _this2.on(UA.down, function (target, pt, type) {
@@ -8186,6 +8187,7 @@ var UIDragger = function (_UIButton) {
             _this2._draggingID = _this2.on(UA.move, function (t, p) {
                 if (_this2.state('dragging')) {
                     UI._trigger(_this2._actions[UA.uidrag], t, p, UA.uidrag);
+                    _this2.state('moved', true);
                 }
             });
         });
@@ -8193,7 +8195,10 @@ var UIDragger = function (_UIButton) {
             _this2.state('dragging', false);
             _this2.off(UA.move, _this2._draggingID);
             _this2.unhold(_this2._moveHoldID);
-            UI._trigger(_this2._actions[UA.drop], target, pt, type);
+            if (_this2.state('moved')) {
+                UI._trigger(_this2._actions[UA.drop], target, pt, type);
+                _this2.state('moved', false);
+            }
         });
         return _this2;
     }
diff --git a/dist/index.js b/dist/index.js
index 16adc0e9..36e3567c 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -5572,6 +5572,8 @@ class UIDragger extends UIButton {
         this._moveHoldID = -1;
         if (states.dragging === undefined)
             this._states['dragging'] = false;
+        if (states.moved === undefined)
+            this._states['moved'] = false;
         if (states.offset === undefined)
             this._states['offset'] = new Pt_1.Pt();
         const UA = exports.UIPointerActions;
@@ -5582,6 +5584,7 @@ class UIDragger extends UIButton {
             this._draggingID = this.on(UA.move, (t, p) => {
                 if (this.state('dragging')) {
                     UI._trigger(this._actions[UA.uidrag], t, p, UA.uidrag);
+                    this.state('moved', true);
                 }
             });
         });
@@ -5589,7 +5592,10 @@ class UIDragger extends UIButton {
             this.state('dragging', false);
             this.off(UA.move, this._draggingID);
             this.unhold(this._moveHoldID);
-            UI._trigger(this._actions[UA.drop], target, pt, type);
+            if (this.state('moved')) {
+                UI._trigger(this._actions[UA.drop], target, pt, type);
+                this.state('moved', false);
+            }
         });
     }
     onDrag(fn) {
diff --git a/dist/pts.js b/dist/pts.js
index 97914805..9e8227eb 100644
--- a/dist/pts.js
+++ b/dist/pts.js
@@ -5572,6 +5572,8 @@ class UIDragger extends UIButton {
         this._moveHoldID = -1;
         if (states.dragging === undefined)
             this._states['dragging'] = false;
+        if (states.moved === undefined)
+            this._states['moved'] = false;
         if (states.offset === undefined)
             this._states['offset'] = new Pt_1.Pt();
         const UA = exports.UIPointerActions;
@@ -5582,6 +5584,7 @@ class UIDragger extends UIButton {
             this._draggingID = this.on(UA.move, (t, p) => {
                 if (this.state('dragging')) {
                     UI._trigger(this._actions[UA.uidrag], t, p, UA.uidrag);
+                    this.state('moved', true);
                 }
             });
         });
@@ -5589,7 +5592,10 @@ class UIDragger extends UIButton {
             this.state('dragging', false);
             this.off(UA.move, this._draggingID);
             this.unhold(this._moveHoldID);
-            UI._trigger(this._actions[UA.drop], target, pt, type);
+            if (this.state('moved')) {
+                UI._trigger(this._actions[UA.drop], target, pt, type);
+                this.state('moved', false);
+            }
         });
     }
     onDrag(fn) {
diff --git a/src/UI.ts b/src/UI.ts
index e56bff7c..2e5adce1 100644
--- a/src/UI.ts
+++ b/src/UI.ts
@@ -420,6 +420,7 @@ export class UIDragger extends UIButton {
   constructor( group:GroupLike, shape:string, states:{[key:string]: any}={}, id?:string ) {
     super( group, shape, states, id );
     if (states.dragging === undefined) this._states['dragging'] = false;
+    if (states.moved === undefined) this._states['moved'] = false;
     if (states.offset === undefined) this._states['offset'] = new Pt();
 
     const UA = UIPointerActions;
@@ -434,6 +435,7 @@ export class UIDragger extends UIButton {
       this._draggingID = this.on( UA.move, (t:UI, p:PtLike) => {
         if ( this.state('dragging') ) {
           UI._trigger( this._actions[UA.uidrag], t, p, UA.uidrag );
+          this.state( 'moved', true );
         }
       });
     });
@@ -443,7 +445,10 @@ export class UIDragger extends UIButton {
       this.state('dragging', false);
       this.off(UA.move, this._draggingID); // remove 'all' listener
       this.unhold( this._moveHoldID ); // // stop keeping hold of move
-      UI._trigger( this._actions[UA.drop], target, pt, type );
+      if ( this.state('moved') ) {
+        UI._trigger( this._actions[UA.drop], target, pt, type );
+        this.state( 'moved', false );
+      }
     });
 
   }