diff --git a/internal/build/file.go b/internal/build/file.go
index 2cd090c42c..d22a0aada1 100644
--- a/internal/build/file.go
+++ b/internal/build/file.go
@@ -31,9 +31,11 @@ func HashFolder(folder string, exlude []string) (map[string][32]byte, error) {
 	res := make(map[string][32]byte)
 	err := filepath.WalkDir(folder, func(path string, d os.DirEntry, _ error) error {
 		// Skip anything that's exluded or not a regular file
-		for _, skip := range exlude {
-			if strings.HasPrefix(path, filepath.FromSlash(skip)) {
-				return filepath.SkipDir
+		if d.IsDir() {
+			for _, skip := range exlude {
+				if strings.HasPrefix(path, filepath.FromSlash(skip)) {
+					return filepath.SkipDir
+				}
 			}
 		}
 		if !d.Type().IsRegular() {