diff --git a/tools/cmsencrypt.c b/tools/cmsencrypt.c
index 1d762f164..efdd0de87 100644
--- a/tools/cmsencrypt.c
+++ b/tools/cmsencrypt.c
@@ -229,6 +229,7 @@ int cmsencrypt_main(int argc, char **argv)
 	if (infile && infp) fclose(infp);
 	if (outfile && outfp) fclose(outfp);
 	if (rcpt_certs) free(rcpt_certs);
+	if (inbuf) free(inbuf);
 	if (cms) free(cms);
 	return ret;
 }