diff --git a/common/dialogs/dialog_env_var_config.cpp b/common/dialogs/dialog_env_var_config.cpp
index 4d7972dab9..fedca94b02 100644
--- a/common/dialogs/dialog_env_var_config.cpp
+++ b/common/dialogs/dialog_env_var_config.cpp
@@ -156,7 +156,7 @@ void DIALOG_ENV_VAR_CONFIG::PopulatePathList()
 
 bool DIALOG_ENV_VAR_CONFIG::GetPathAtIndex( unsigned int aIndex, wxString& aEnvVar, wxString& aEnvPath )
 {
-    if( aIndex < 0 || aIndex > m_envVarMap.size() )
+    if( aIndex > m_envVarMap.size() )
     {
         return false;
     }