diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java
index a3c09824a81b..d5aa594695f7 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java
@@ -144,8 +144,9 @@ public String escapeReservedWord(String name) {
 
     @Override
     public String toVarName(String name) {
+        
         // replace - with _ e.g. created-at => created_at
-        name = sanitizeName(name.replaceAll("-", "_"));
+        name = sanitizeName(name);
 
         // if it's all uppper case, do nothing
         if (name.matches("^[A-Z_]*$"))