diff --git a/src/gmnlm.c b/src/gmnlm.c

index a021a97298bb41bff8cdbbceca172f561b64c7a5..8e85d091e54e3c3c11dbd6980ae660be6838c7c8 100644

--- a/src/gmnlm.c

+++ b/src/gmnlm.c

@@ -349,7 +349,7 @@ case 0:

close(pfd[1]);

dup2(pfd[0], STDIN_FILENO);

close(pfd[0]);

- execlp("sh", "sh", "-c", cmd);

+ execlp("sh", "sh", "-c", cmd, NULL);

perror("exec");

_exit(1);

}

diff --git a/src/tofu.c b/src/tofu.c

index b9100c77fd61c71ce561f2194b991eee7130e689..ba5493352968b563ad76e0ecd25bab6370d2f6e5 100644

--- a/src/tofu.c

+++ b/src/tofu.c

@@ -124,8 +124,8 @@ };

struct tm expires_tm;

ASN1_TIME_to_tm(notAfter, &expires_tm);

time_t expires = mktime(&expires_tm);

- fprintf(f, "%s %s %s %ld\n", servername,

- "SHA-512", fingerprint, expires);

+ fprintf(f, "%s %s %s %jd\n", servername,

+ "SHA-512", fingerprint, (intmax_t)expires);

fclose(f);

host = calloc(1, sizeof(struct known_host));