diff --git a/src/loader/loader.c b/src/loader/loader.c
index fd05f08e64f..449ff54d137 100644
--- a/src/loader/loader.c
+++ b/src/loader/loader.c
@@ -413,5 +413,11 @@ loader_get_extensions_name(const char *driver_name)
    if (asprintf(&name, "%s_%s", __DRI_DRIVER_GET_EXTENSIONS, driver_name) < 0)
       return NULL;
 
+   const size_t len = strlen(name);
+   for (size_t i = 0; i < len; i++) {
+	   if (name[i] == '-')
+		   name[i] = '_';
+   }
+
    return name;
 }