diff --git a/docs/generators/javascript-flowtyped.md b/docs/generators/javascript-flowtyped.md
index ce03513a801..928c52b92b6 100644
--- a/docs/generators/javascript-flowtyped.md
+++ b/docs/generators/javascript-flowtyped.md
@@ -256,11 +256,11 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 ### Security Feature
 | Name | Supported | Defined By |
 | ---- | --------- | ---------- |
-|BasicAuth|✗|OAS2,OAS3
-|ApiKey|✗|OAS2,OAS3
+|BasicAuth|✓|OAS2,OAS3
+|ApiKey|✓|OAS2,OAS3
 |OpenIDConnect|✗|OAS3
 |BearerToken|✗|OAS3
-|OAuth2_Implicit|✗|OAS2,OAS3
+|OAuth2_Implicit|✓|OAS2,OAS3
 |OAuth2_Password|✗|OAS2,OAS3
 |OAuth2_ClientCredentials|✗|OAS2,OAS3
 |OAuth2_AuthorizationCode|✗|OAS2,OAS3
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavascriptFlowtypedClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavascriptFlowtypedClientCodegen.java
index c459232438b..6de5cdeda04 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavascriptFlowtypedClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavascriptFlowtypedClientCodegen.java
@@ -23,6 +23,7 @@ import io.swagger.v3.oas.models.media.Schema;
 import org.apache.commons.lang3.StringUtils;
 import org.openapitools.codegen.*;
 import org.openapitools.codegen.meta.features.DocumentationFeature;
+import org.openapitools.codegen.meta.features.SecurityFeature;
 import org.openapitools.codegen.model.ModelMap;
 import org.openapitools.codegen.model.ModelsMap;
 
@@ -38,7 +39,12 @@ public class JavascriptFlowtypedClientCodegen extends AbstractTypeScriptClientCo
     public JavascriptFlowtypedClientCodegen() {
         super();
 
-        modifyFeatureSet(features -> features.includeDocumentationFeatures(DocumentationFeature.Readme));
+        modifyFeatureSet(features -> features
+                .securityFeatures(EnumSet.of(
+                        SecurityFeature.OAuth2_Implicit,
+                        SecurityFeature.BasicAuth,
+                        SecurityFeature.ApiKey))
+                .includeDocumentationFeatures(DocumentationFeature.Readme));
 
         // clear import mapping (from default generator) as TS does not use it
         // at the moment