diff --git a/tools/lvconvert.c b/tools/lvconvert.c
index a7df26d13..c6cea0d25 100644
--- a/tools/lvconvert.c
+++ b/tools/lvconvert.c
@@ -2340,7 +2340,7 @@ static int _lvconvert_pool_repair(struct cmd_context *cmd,
 	struct pipe_data pdata;
 	FILE *f;
 
-	if (!thin_repair[0]) {
+	if (!thin_repair || !thin_repair[0]) {
 		log_error("Thin repair commnand is not configured. Repair is disabled.");
 		return 0; /* Checking disabled */
 	}