diff --git a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle
index 083df954086..ef62c5ae05b 100644
--- a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle
+++ b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle
@@ -40,7 +40,7 @@ kotlin {
             testTask {
                 useKarma {
                     useChromeHeadless()
-                    cssSupport.enabled = true
+                    webpackConfig.cssSupport.enabled = true
                 }
             }
         }
diff --git a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle.kts b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle.kts
index cfd21b33b58..b5de3d906ec 100644
--- a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle.kts
+++ b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/frontendApplication/build.gradle.kts
@@ -40,7 +40,7 @@ kotlin {
             testTask {
                 useKarma {
                     useChromeHeadless()
-                    cssSupport.enabled = true
+                    webpackConfig.cssSupport.enabled = true
                 }
             }
         }
diff --git a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle
index cc2d5dba953..ea47476aec6 100644
--- a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle
+++ b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle
@@ -39,7 +39,7 @@ kotlin {
             testTask {
                 useKarma {
                     useChromeHeadless()
-                    cssSupport.enabled = true
+                    webpackConfig.cssSupport.enabled = true
                 }
             }
         }
diff --git a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle.kts b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle.kts
index cbad88b9b12..266acd1c8b6 100644
--- a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle.kts
+++ b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/fullStackWebApplication/build.gradle.kts
@@ -39,7 +39,7 @@ kotlin {
             testTask {
                 useKarma {
                     useChromeHeadless()
-                    cssSupport.enabled = true
+                    webpackConfig.cssSupport.enabled = true
                 }
             }
         }
diff --git a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle
index 3f120c30a15..8a389c53720 100644
--- a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle
+++ b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle
@@ -23,7 +23,7 @@ kotlin {
             testTask {
                 useKarma {
                     useChromeHeadless()
-                    cssSupport.enabled = true
+                    webpackConfig.cssSupport.enabled = true
                 }
             }
         }
diff --git a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle.kts b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle.kts
index 0d950b6913c..1d7e25dfcf3 100644
--- a/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle.kts
+++ b/libraries/tools/new-project-wizard/new-project-wizard-cli/testData/projectTemplatesBuildFileGeneration/multiplatformLibrary/build.gradle.kts
@@ -21,7 +21,7 @@ kotlin {
             testTask {
                 useKarma {
                     useChromeHeadless()
-                    cssSupport.enabled = true
+                    webpackConfig.cssSupport.enabled = true
                 }
             }
         }