diff --git a/EXAMPLES.md b/EXAMPLES.md
index d2d9be86..14384460 100644
--- a/EXAMPLES.md
+++ b/EXAMPLES.md
@@ -5,7 +5,7 @@
 
 First you need to run '`slpkg update`' to synchronize the lists of packages, also every time you add
 a new repository. To add or remove repositories must edit the file '`/etc/slpkg/repositories.conf`'
-or run '`slpkg repo-enable`' (python2-pythondialog required). Add custom repositories with the 
+or run '`slpkg repo-enable`' (python3-pythondialog required). Add custom repositories with the
 command '`slpkg add-repo <repository name> <URL>`' and after run '`slpkg update`' to update package
 list. View list of repositories with the command `slpkg repo-list` or get repository information
 with the command '`slpkg repo-info <repository>`'.
@@ -74,7 +74,7 @@ remove packages from your system events. Notable mention you must give in the co
 after editing configuration file '`/etc/slpkg/slpkg.conf`' (default is disable) or add additional
 option '`--deps`'. Also you can check if the packages they are used as dependency with additional
 option '`--check-deps`'. Option '`--tag`' allow to remove packages with by TAG. Optional you can use
-the dialog utility with the additional option '`--checklist`' (require python2-pythondialog). Rmove
+the dialog utility with the additional option '`--checklist`' (require python3-pythondialog). Rmove
 third-party packages with the option '`--third-party`'.
 
 The command '`slpkg -d <packages>`' is useful to print the entire contents of a package.
@@ -85,7 +85,7 @@ Some examples you will see below.
 ##### Slpkg Examples
 
 Enable or disable default repositories, edit '`/etc/slpkg/repositories.conf`' file or with the command.
-(require pythondialog, install with '`slpkg -s sbo python2-pythondialog`'):
+(require pythondialog, install with '`slpkg -s sbo python3-pythondialog`'):
 
 ```
 $ slpkg repo-enable
diff --git a/man/slpkg.8 b/man/slpkg.8
index 42db813e..3c449f69 100644
--- a/man/slpkg.8
+++ b/man/slpkg.8
@@ -188,7 +188,7 @@ Additional options:
 .PP
 \fB--skip=[packages...]\fP : Skip packages from upgrade separate by comma like "# slpkg -c sbo --skip=jdk,pep8,pip" (See REGEX).
 .PP
-\fB--checklist\fP : Enable dialog utility and checklist option. (Require python2-pythondialog)
+\fB--checklist\fP : Enable dialog utility and checklist option. (Require python3-pythondialog)
 
 .SS -s, --sync, synchronize packages, download, build and install package with all dependencies
 \fBslpkg\fP \fB-s\fP <\fIrepository\fP> <\fInames of packages\fP>, \fB--resolve-off\fP, \fB--case-ins\fP, \fB--patches\fP
diff --git a/man/slpkg.html b/man/slpkg.html
index 15571370..8b76d2fa 100644
--- a/man/slpkg.html
+++ b/man/slpkg.html
@@ -346,7 +346,7 @@ slpkg -c sbo --skip=jdk,pep8,pip&quot; (See REGEX).</p>
 
 <p style="margin-left:11%; margin-top: 1em"><b>--checklist</b>
 : Enable dialog utility and checklist option. (Require
-python2-pythondialog)</p>
+python3-pythondialog)</p>
 
 <p style="margin-left:11%; margin-top: 1em"><b>-s, --sync,
 synchronize packages, download, build and install package
diff --git a/slpkg/main.py b/slpkg/main.py
index 39285798..aa183a2f 100644
--- a/slpkg/main.py
+++ b/slpkg/main.py
@@ -778,7 +778,7 @@ class ArgParse:
             from dialog import Dialog
         except ImportError:
             print("Require 'pythondialog': Install with 'slpkg -s sbo "
-                  "python2-pythondialog'")
+                  "python3-pythondialog'")
             raise SystemExit()