diff --git a/bin/dnssec/dnssec-signzone.c b/bin/dnssec/dnssec-signzone.c
index 6b08252040..8f88011e24 100644
--- a/bin/dnssec/dnssec-signzone.c
+++ b/bin/dnssec/dnssec-signzone.c
@@ -1202,6 +1202,8 @@ main(int argc, char *argv[]) {
 	isc_mem_free(mctx, file);
 	isc_mem_free(mctx, output);
 
+	if (log != NULL)
+		isc_log_destroy(&log);
 /*	isc_mem_stats(mctx, stdout);*/
 	isc_mem_destroy(&mctx);
 
diff --git a/bin/tests/signer.c b/bin/tests/signer.c
index 6b08252040..8f88011e24 100644
--- a/bin/tests/signer.c
+++ b/bin/tests/signer.c
@@ -1202,6 +1202,8 @@ main(int argc, char *argv[]) {
 	isc_mem_free(mctx, file);
 	isc_mem_free(mctx, output);
 
+	if (log != NULL)
+		isc_log_destroy(&log);
 /*	isc_mem_stats(mctx, stdout);*/
 	isc_mem_destroy(&mctx);