diff --git a/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicAirDecompileTest.java b/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicAirDecompileTest.java
index 8c05867c6..556c39ce0 100644
--- a/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicAirDecompileTest.java
+++ b/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicAirDecompileTest.java
@@ -1584,10 +1584,18 @@ public class ActionScript3ClassicAirDecompileTest extends ActionScript3Decompile
 
     @Test
     public void testRegExp() {
-        decompileMethod("classic_air", "testRegExp", "var a1:* = /[a-z\\r\\n0-9\\\\]+/i;\r\n"
+        decompileMethod("classic_air", "testRegExp", "var r:Number = NaN;\r\n"
+                + "var a1:* = /[a-z\\r\\n0-9\\\\]+/i;\r\n"
                 + "var a2:* = /[a-z\\r\\n0-9\\\\]+/i;\r\n"
                 + "var b1:* = /[0-9AB]+/;\r\n"
-                + "var b2:* = /[0-9AB]+/;\r\n",
+                + "var b2:* = /[0-9AB]+/;\r\n"
+                + "var n1:Number = 5;\r\n"
+                + "var n2:Number = 2;\r\n"
+                + "var n3:Number = 1;\r\n"
+                + "trace(\"not a regexp 1\");\r\n"
+                + "r = n1 / n2 / n3;\r\n"
+                + "trace(\"not a regexp 2\");\r\n"
+                + "r /= n1 / n2;\r\n",
                  false);
     }
 
diff --git a/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicDecompileTest.java b/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicDecompileTest.java
index abef1bf30..f3666abfa 100644
--- a/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicDecompileTest.java
+++ b/libsrc/ffdec_lib/test/com/jpexs/decompiler/flash/as3decompile/ActionScript3ClassicDecompileTest.java
@@ -1576,10 +1576,18 @@ public class ActionScript3ClassicDecompileTest extends ActionScript3DecompileTes
 
     @Test
     public void testRegExp() {
-        decompileMethod("classic", "testRegExp", "var a1:* = /[a-z\\r\\n0-9\\\\]+/i;\r\n"
+        decompileMethod("classic", "testRegExp", "var r:Number = NaN;\r\n"
+                + "var a1:* = /[a-z\\r\\n0-9\\\\]+/i;\r\n"
                 + "var a2:* = /[a-z\\r\\n0-9\\\\]+/i;\r\n"
                 + "var b1:* = /[0-9AB]+/;\r\n"
-                + "var b2:* = /[0-9AB]+/;\r\n",
+                + "var b2:* = /[0-9AB]+/;\r\n"
+                + "var n1:Number = 5;\r\n"
+                + "var n2:Number = 2;\r\n"
+                + "var n3:Number = 1;\r\n"
+                + "trace(\"not a regexp 1\");\r\n"
+                + "r = n1 / n2 / n3;\r\n"
+                + "trace(\"not a regexp 2\");\r\n"
+                + "r /= n1 / n2;\r\n",
                  false);
     }
 
diff --git a/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.air.swf b/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.air.swf
index 344b12d8f..b0c7221f6 100644
Binary files a/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.air.swf and b/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.air.swf differ
diff --git a/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.flex.swf b/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.flex.swf
index 05cecf0a4..3320455a7 100644
Binary files a/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.flex.swf and b/libsrc/ffdec_lib/testdata/as3_new/bin/as3_new.flex.swf differ
diff --git a/libsrc/ffdec_lib/testdata/as3_new/src/tests/TestRegExp.as b/libsrc/ffdec_lib/testdata/as3_new/src/tests/TestRegExp.as
index c50f46c3e..30f74f9ce 100644
--- a/libsrc/ffdec_lib/testdata/as3_new/src/tests/TestRegExp.as
+++ b/libsrc/ffdec_lib/testdata/as3_new/src/tests/TestRegExp.as
@@ -9,6 +9,16 @@ package tests
 			var a2:* = /[a-z\r\n0-9\\]+/i;
 			var b1:* = /[0-9AB]+/;
 			var b2:* = /[0-9AB]+/;
+            
+            var n1:Number = 5;
+            var n2:Number = 2;
+            var n3:Number = 1;            
+            var r:Number;
+            
+            trace("not a regexp 1");
+            r = n1 / n2 / n3;         
+            trace("not a regexp 2")               
+            r /= n1 / n2;
 		}
 	}
 }