diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/ClojureClientCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/ClojureClientCodegen.java
index 5228c86457f..b3e2c02228c 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/ClojureClientCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/ClojureClientCodegen.java
@@ -160,6 +160,11 @@ public class ClojureClientCodegen extends DefaultCodegen implements CodegenConfi
         return dashize(sanitizeName(operationId));
     }
 
+    @Override
+    public String toApiFilename(String name) {
+        return underscore(toApiName(name));
+    }
+
     @Override
     public String toApiName(String name) {
         return dashize(name);