diff --git a/README.rst b/README.rst
index 0bdc43d..8285db4 100644
--- a/README.rst
+++ b/README.rst
@@ -64,6 +64,20 @@ CLI help
               [-M OUTGOING_MESSAGE] [-w] [--test] [-s] [--debug] [-v]
               [file_path [file_path ...]]
 
+    usage: cli.py [-h] [-o OUTPUT] [-n NAMESERVERS [NAMESERVERS ...]] [-t TIMEOUT]
+              [-H HOST] [-u USER] [-p PASSWORD] [-r REPORTS_FOLDER]
+              [-a ARCHIVE_FOLDER] [-d]
+              [-E [ELASTICSEARCH_HOST [ELASTICSEARCH_HOST ...]]] [--hec HEC]
+              [--hec-token HEC_TOKEN] [--hec-index HEC_INDEX]
+              [--hec-skip-certificate-verification] [--save-aggregate]
+              [--save-forensic] [-O OUTGOING_HOST] [-U OUTGOING_USER]
+              [-P OUTGOING_PASSWORD] [--outgoing-port OUTGOING_PORT]
+              [--outgoing-SSL OUTGOING_SSL] [-F OUTGOING_FROM]
+              [-T OUTGOING_TO [OUTGOING_TO ...]] [-S OUTGOING_SUBJECT]
+              [-A OUTGOING_ATTACHMENT] [-M OUTGOING_MESSAGE] [-w] [--test]
+              [-s] [--debug] [-v]
+              [file_path [file_path ...]]
+
     Parses DMARC reports
 
     positional arguments:
@@ -99,6 +113,8 @@ CLI help
       --hec-index HEC_INDEX
                             The index to use when sending events to the Splunk
                             HTTP Events
+      --hec-skip-certificate-verification
+                            Skip certificate verification for Splunk HEC
       --save-aggregate      Save aggregate reports to search indexes
       --save-forensic       Save forensic reports to search indexes
       -O OUTGOING_HOST, --outgoing-host OUTGOING_HOST
diff --git a/docs/index.rst b/docs/index.rst
index 40fdb67..891e347 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -50,12 +50,13 @@ CLI help
               [-a ARCHIVE_FOLDER] [-d]
               [-E [ELASTICSEARCH_HOST [ELASTICSEARCH_HOST ...]]] [--hec HEC]
               [--hec-token HEC_TOKEN] [--hec-index HEC_INDEX]
-              [--save-aggregate] [--save-forensic] [-O OUTGOING_HOST]
-              [-U OUTGOING_USER] [-P OUTGOING_PASSWORD]
-              [--outgoing-port OUTGOING_PORT] [--outgoing-SSL OUTGOING_SSL]
-              [-F OUTGOING_FROM] [-T OUTGOING_TO [OUTGOING_TO ...]]
-              [-S OUTGOING_SUBJECT] [-A OUTGOING_ATTACHMENT]
-              [-M OUTGOING_MESSAGE] [-w] [--test] [-s] [--debug] [-v]
+              [--hec-skip-certificate-verification] [--save-aggregate]
+              [--save-forensic] [-O OUTGOING_HOST] [-U OUTGOING_USER]
+              [-P OUTGOING_PASSWORD] [--outgoing-port OUTGOING_PORT]
+              [--outgoing-SSL OUTGOING_SSL] [-F OUTGOING_FROM]
+              [-T OUTGOING_TO [OUTGOING_TO ...]] [-S OUTGOING_SUBJECT]
+              [-A OUTGOING_ATTACHMENT] [-M OUTGOING_MESSAGE] [-w] [--test]
+              [-s] [--debug] [-v]
               [file_path [file_path ...]]
 
    Parses DMARC reports
@@ -93,6 +94,8 @@ CLI help
      --hec-index HEC_INDEX
                            The index to use when sending events to the Splunk
                            HTTP Events
+     --hec-skip-certificate-verification
+                           Skip certificate verification for Splunk HEC
      --save-aggregate      Save aggregate reports to search indexes
      --save-forensic       Save forensic reports to search indexes
      -O OUTGOING_HOST, --outgoing-host OUTGOING_HOST
diff --git a/parsedmarc/cli.py b/parsedmarc/cli.py
index a413f65..8e14132 100644
--- a/parsedmarc/cli.py
+++ b/parsedmarc/cli.py
@@ -102,6 +102,11 @@ def _main():
     arg_parser.add_argument("--hec-index", help="The index to use when "
                                                 "sending events to the "
                                                 "Splunk HTTP Events")
+    arg_parser.add_argument("--hec-skip-certificate-verification",
+                            action="store_true",
+                            default=False,
+                            help="Skip certificate verification for Splunk "
+                                 "HEC")
     arg_parser.add_argument("--save-aggregate", action="store_true",
                             default=False,
                             help="Save aggregate reports to search indexes")
@@ -173,8 +178,13 @@ def _main():
             logger.error("HEC token and HEC index are required when "
                          "using HEC URL")
             exit(1)
+
+        verify = True
+        if args.hec_skip_certificate_verification:
+            verify = False
         hec_client = splunk.HECClient(args.hec, args.hec_token,
-                                      args.hec_index)
+                                      args.hec_index,
+                                      verify=verify)
 
     file_paths = []
     for file_path in args.file_path: