diff --git a/compiler/src/prog8/compiler/astprocessing/AstChecker.kt b/compiler/src/prog8/compiler/astprocessing/AstChecker.kt
index 762bb4029..5da841549 100644
--- a/compiler/src/prog8/compiler/astprocessing/AstChecker.kt
+++ b/compiler/src/prog8/compiler/astprocessing/AstChecker.kt
@@ -1437,15 +1437,6 @@ internal class AstChecker(private val program: Program,
         val elementDt = containment.element.inferType(program)
         val iterableDt = containment.iterable.inferType(program)
 
-        if(compilerOptions.compTarget.name!=VMTarget.NAME) {
-            val parentBinexpr = containment.parent as? BinaryExpression
-            if(parentBinexpr!=null) {
-                // only supported if compared to 1 or 0, more complex expressions aren't supported in the 6502 code-gen.
-                if(parentBinexpr.operator!="==" || parentBinexpr.right.constValue(program)?.number !in listOf(0.0, 1.0))
-                    errors.err("containment check is currently not supported inside complex expressions", containment.position)
-            }
-        }
-
         if (iterableDt.isIterable) {
             if (containment.iterable !is RangeExpression) {
                 val iterableEltDt = ArrayToElementTypes.getValue(iterableDt.getOr(DataType.UNDEFINED))
diff --git a/docs/source/todo.rst b/docs/source/todo.rst
index e8ea637fd..ebb95291c 100644
--- a/docs/source/todo.rst
+++ b/docs/source/todo.rst
@@ -1,8 +1,6 @@
 TODO
 ====
 
-fix containment check is currently not supported inside complex expressions
-
 ...
 
 
diff --git a/examples/test.p8 b/examples/test.p8
index 3cbc66110..e2d7220cb 100644
--- a/examples/test.p8
+++ b/examples/test.p8
@@ -1,35 +1,15 @@
-%import math
-%import monogfx
+%import textio
+%zeropage basicsafe
+%option no_sysinit
 
 main {
     sub start() {
-        monogfx.lores()
-        monogfx.drawmode(monogfx.MODE_INVERT)
+        str name = "irmen"
+        ubyte @shared cc='m'
 
-        uword x1, x2
-        uword y1, y2
+        cx16.r0=9999
 
-        repeat 200 {
-            x1 = math.rnd()
-            y1 = math.rnd() % 240
-            x2 = math.rnd()
-            y2 = math.rnd() % 240
-            monogfx.line(x1, y1, x2, y2, true)
-        }
-
-        repeat 5 {
-            for cx16.r9L in 0 to 200 {
-                monogfx.vertical_line(cx16.r9L, 10, 200, true)
-            }
-        }
-
-
-        monogfx.disc(160, 120, 100, true)
-        monogfx.fillrect(20, 100, 280, 50, true)
-        monogfx.drawmode(monogfx.MODE_STIPPLE)
-        monogfx.fillrect(80, 10, 50, 220, true)
-
-        repeat {
-        }
+        if cx16.r0<10000 and 'q' in name
+            txt.print("yes")
     }
 }