diff --git a/dnf-json b/dnf-json
old mode 100755
new mode 100644
diff --git a/internal/rpmmd/repository.go b/internal/rpmmd/repository.go
index 0e33bf351..1ec88979f 100644
--- a/internal/rpmmd/repository.go
+++ b/internal/rpmmd/repository.go
@@ -48,7 +48,7 @@ func runDNF(command string, arguments interface{}, result interface{}) error {
 		arguments,
 	}
 
-	cmd := exec.Command("dnf-json")
+	cmd := exec.Command("python3", "dnf-json")
 
 	stdin, err := cmd.StdinPipe()
 	if err != nil {