diff --git a/lightningd/log.c b/lightningd/log.c
index d11b78834..6b731ad41 100644
--- a/lightningd/log.c
+++ b/lightningd/log.c
@@ -7,6 +7,7 @@
 #include <ccan/str/hex/hex.h>
 #include <ccan/tal/str/str.h>
 #include <ccan/time/time.h>
+#include <common/memleak.h>
 #include <common/pseudorand.h>
 #include <common/utils.h>
 #include <errno.h>
@@ -112,7 +113,7 @@ struct log_book *new_log_book(const tal_t *ctx,
 
 	/* In case ltmp not initialized, do so now. */
 	if (!ltmp)
-		ltmp = tal(lr, char);
+		ltmp = notleak(tal(lr, char));
 
 	return lr;
 }
@@ -195,7 +196,7 @@ static void add_entry(struct log *log, struct log_entry *l)
 	/* Free up temporaries now if any */
 	if (tal_first(ltmp)) {
 		tal_free(ltmp);
-		ltmp = tal(log->lr, char);
+		ltmp = notleak(tal(log->lr, char));
 	}
 }
 
diff --git a/wallet/test/run-db.c b/wallet/test/run-db.c
index a21b78303..88673fc1b 100644
--- a/wallet/test/run-db.c
+++ b/wallet/test/run-db.c
@@ -15,6 +15,9 @@ static void db_fatal(const char *fmt, ...);
 /* Generated stub for memleak_scan_region */
 void memleak_scan_region(struct htable *memtable UNNEEDED, const void *p UNNEEDED)
 { fprintf(stderr, "memleak_scan_region called!\n"); abort(); }
+/* Generated stub for notleak_ */
+void *notleak_(const void *ptr UNNEEDED, bool plus_children UNNEEDED)
+{ fprintf(stderr, "notleak_ called!\n"); abort(); }
 /* AUTOGENERATED MOCKS END */
 
 static char *db_err;
diff --git a/wallet/test/run-wallet.c b/wallet/test/run-wallet.c
index 48aac9029..39e57ecc9 100644
--- a/wallet/test/run-wallet.c
+++ b/wallet/test/run-wallet.c
@@ -19,6 +19,9 @@ static void wallet_fatal(const char *fmt, ...);
 /* Generated stub for memleak_scan_region */
 void memleak_scan_region(struct htable *memtable UNNEEDED, const void *p UNNEEDED)
 { fprintf(stderr, "memleak_scan_region called!\n"); abort(); }
+/* Generated stub for notleak_ */
+void *notleak_(const void *ptr UNNEEDED, bool plus_children UNNEEDED)
+{ fprintf(stderr, "notleak_ called!\n"); abort(); }
 /* AUTOGENERATED MOCKS END */
 
 static char *wallet_err;