diff --git a/post-processor/atlas/post-processor.go b/post-processor/atlas/post-processor.go
index b098a9200..fb42f9443 100644
--- a/post-processor/atlas/post-processor.go
+++ b/post-processor/atlas/post-processor.go
@@ -181,7 +181,7 @@ func (p *PostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact) (pac
 			path = longestCommonPrefix(fs)
 			if path == "" {
 				return nil, false, fmt.Errorf(
-					"No common prefix for achiving files: %v", fs)
+					"No common prefix for archiving files: %v", fs)
 			}
 
 			// Modify the archive options to only include the files