diff --git a/src/compiler/blob.c b/src/compiler/blob.c
index 8dd254fefc6..5e8671b7b44 100644
--- a/src/compiler/blob.c
+++ b/src/compiler/blob.c
@@ -256,7 +256,7 @@ ensure_can_read(struct blob_reader *blob, size_t size)
    if (blob->overrun)
       return false;
 
-   if (blob->current < blob->end && blob->end - blob->current >= size)
+   if (blob->current <= blob->end && blob->end - blob->current >= size)
       return true;
 
    blob->overrun = true;