diff --git a/engine/runtime/src/main/java/org/enso/interpreter/node/ExpressionNode.java b/engine/runtime/src/main/java/org/enso/interpreter/node/ExpressionNode.java
index c7c5ceced3..df2d58b2a4 100644
--- a/engine/runtime/src/main/java/org/enso/interpreter/node/ExpressionNode.java
+++ b/engine/runtime/src/main/java/org/enso/interpreter/node/ExpressionNode.java
@@ -20,6 +20,7 @@ import com.oracle.truffle.api.nodes.UnexpectedResultException;
 import com.oracle.truffle.api.source.SourceSection;
 import java.util.UUID;
 import org.enso.interpreter.instrument.HostObjectDebugWrapper;
+import org.enso.interpreter.runtime.EnsoContext;
 import org.enso.interpreter.runtime.builtin.Builtins;
 import org.enso.interpreter.runtime.callable.atom.Atom;
 import org.enso.interpreter.runtime.callable.atom.AtomConstructor;
@@ -223,7 +224,12 @@ public abstract class ExpressionNode extends BaseNode implements InstrumentableN
    */
   @OutgoingConverter
   public Object wrapHostObjects(Object retValue) {
-    return HostObjectDebugWrapper.wrapHostValues(retValue, InteropLibrary.getUncached());
+    // Wrap only if chrome inspector is attached.
+    if (EnsoContext.get(this).getChromeInspectorNotAttached().isValid()) {
+      return retValue;
+    } else {
+      return HostObjectDebugWrapper.wrapHostValues(retValue, InteropLibrary.getUncached());
+    }
   }
 
   @ExportMessage
diff --git a/engine/runtime/src/main/java/org/enso/interpreter/node/callable/function/BlockNode.java b/engine/runtime/src/main/java/org/enso/interpreter/node/callable/function/BlockNode.java
index a7e4ff525e..fd911a4705 100644
--- a/engine/runtime/src/main/java/org/enso/interpreter/node/callable/function/BlockNode.java
+++ b/engine/runtime/src/main/java/org/enso/interpreter/node/callable/function/BlockNode.java
@@ -1,5 +1,6 @@
 package org.enso.interpreter.node.callable.function;
 
+import com.oracle.truffle.api.Assumption;
 import com.oracle.truffle.api.frame.VirtualFrame;
 import com.oracle.truffle.api.instrumentation.InstrumentableNode;
 import com.oracle.truffle.api.instrumentation.StandardTags;
@@ -8,6 +9,7 @@ import com.oracle.truffle.api.nodes.ExplodeLoop;
 import com.oracle.truffle.api.nodes.NodeInfo;
 import java.util.Set;
 import org.enso.interpreter.node.ExpressionNode;
+import org.enso.interpreter.runtime.EnsoContext;
 
 /**
  * This node defines the body of a function for execution, as well as the protocol for executing the
@@ -63,6 +65,14 @@ public class BlockNode extends ExpressionNode {
   public InstrumentableNode materializeInstrumentableNodes(
       Set<Class<? extends Tag>> materializedTags) {
     if (materializedTags.contains(StandardTags.StatementTag.class)) {
+      var ctx = EnsoContext.get(this);
+      if (ctx != null) {
+        Assumption chromeInspectorNotAttached = ctx.getChromeInspectorNotAttached();
+        if (chromeInspectorNotAttached.isValid()
+            && ctx.getEnvironment().getInstruments().containsKey("inspect")) {
+          chromeInspectorNotAttached.invalidate("Chrome inspector attached");
+        }
+      }
       for (int i = 0; i < statements.length; i++) {
         if (!isNodeWrapped(statements[i])) {
           statements[i] = insert(StatementNode.wrap(statements[i]));
diff --git a/engine/runtime/src/main/java/org/enso/interpreter/runtime/EnsoContext.java b/engine/runtime/src/main/java/org/enso/interpreter/runtime/EnsoContext.java
index a9a31d4098..977aae3304 100644
--- a/engine/runtime/src/main/java/org/enso/interpreter/runtime/EnsoContext.java
+++ b/engine/runtime/src/main/java/org/enso/interpreter/runtime/EnsoContext.java
@@ -1,6 +1,8 @@
 package org.enso.interpreter.runtime;
 
+import com.oracle.truffle.api.Assumption;
 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
+import com.oracle.truffle.api.Truffle;
 import com.oracle.truffle.api.TruffleFile;
 import com.oracle.truffle.api.TruffleLanguage;
 import com.oracle.truffle.api.TruffleLanguage.Env;
@@ -68,6 +70,9 @@ public class EnsoContext {
   private final LockManager lockManager;
   private final AtomicLong clock = new AtomicLong();
 
+  private final Assumption chromeInspectorNotAttached =
+      Truffle.getRuntime().createAssumption("chromeInspectorNotAttached");
+
   private final Shape rootStateShape = Shape.newBuilder().layout(State.Container.class).build();
   private final IOPermissions rootIOPermissions;
 
@@ -203,6 +208,11 @@ public class EnsoContext {
     return compiler;
   }
 
+  /** Returns an {@link Assumption} that Chrome inspector is not attached to this context. */
+  public Assumption getChromeInspectorNotAttached() {
+    return chromeInspectorNotAttached;
+  }
+
   /**
    * Returns the {@link Env} instance used by this context.
    *