diff --git a/pkg/test_runner/lib/src/compiler_configuration.dart b/pkg/test_runner/lib/src/compiler_configuration.dart
index eb8fb4e2b6d..8a5ee3788e2 100644
--- a/pkg/test_runner/lib/src/compiler_configuration.dart
+++ b/pkg/test_runner/lib/src/compiler_configuration.dart
@@ -78,6 +78,7 @@ abstract class CompilerConfiguration {
             previewDart2: false);
 
       case Compiler.dartk:
+      case Compiler.dartkb:
         if (configuration.architecture == Architecture.simdbc64 ||
             configuration.architecture == Architecture.simarm ||
             configuration.architecture == Architecture.simarm64 ||
@@ -86,9 +87,6 @@ abstract class CompilerConfiguration {
         }
         return NoneCompilerConfiguration(configuration);
 
-      case Compiler.dartkb:
-        return VMKernelCompilerConfiguration(configuration);
-
       case Compiler.dartkp:
         return PrecompilerCompilerConfiguration(configuration);
 
diff --git a/pkg/vm/bin/kernel_service.dart b/pkg/vm/bin/kernel_service.dart
index be1e4ee6cc9..4685f798c47 100644
--- a/pkg/vm/bin/kernel_service.dart
+++ b/pkg/vm/bin/kernel_service.dart
@@ -145,11 +145,12 @@ abstract class Compiler {
 
       if (options.bytecode && errors.isEmpty) {
         await runWithFrontEndCompilerContext(script, options, component, () {
-          // TODO(alexmarkov): pass environment defines
           // TODO(alexmarkov): disable source positions and local variables
           // in VM PRODUCT mode.
           generateBytecode(component,
-              emitSourcePositions: true, emitLocalVarInfo: true);
+              environmentDefines: options.environmentDefines,
+              emitSourcePositions: true,
+              emitLocalVarInfo: true);
         });
       }