diff --git a/dictionaries/companies/src/companies.txt b/dictionaries/companies/src/companies.txt
index c1e9357b308..c1d92ea533a 100644
--- a/dictionaries/companies/src/companies.txt
+++ b/dictionaries/companies/src/companies.txt
@@ -1230,6 +1230,7 @@ Plex
 PNC Financial Services
 POOL
 Pool Corporation
+Portainer
 POSCO
 Poste Italiane
 Power China
diff --git a/dictionaries/docker/src/docker-words.txt b/dictionaries/docker/src/docker-words.txt
index 5901f938f0f..52d6a8045b2 100644
--- a/dictionaries/docker/src/docker-words.txt
+++ b/dictionaries/docker/src/docker-words.txt
@@ -41,6 +41,8 @@ ONBUILD
 opencontainers
 PATH
 platform
+Portainer
+portainer
 RUN
 run
 scan
diff --git a/dictionaries/software-terms/src/software-tools.txt b/dictionaries/software-terms/src/software-tools.txt
index 76ba1c3ace7..71f6183afe8 100644
--- a/dictionaries/software-terms/src/software-tools.txt
+++ b/dictionaries/software-terms/src/software-tools.txt
@@ -156,6 +156,7 @@ pkgadd
 pkginfo
 pkgutil
 Podman
+Portainer
 PostgresSQL
 PyCharm
 Redis