diff --git a/doc/images/composition.png b/doc/images/composition.png
new file mode 100644
Binary files /dev/null and b/doc/images/composition.png differ
diff --git a/doc/images/demo1.png b/doc/images/demo1.png
new file mode 100644
Binary files /dev/null and b/doc/images/demo1.png differ
diff --git a/doc/images/demo2.png b/doc/images/demo2.png
new file mode 100644
Binary files /dev/null and b/doc/images/demo2.png differ
diff --git a/doc/images/imaginary_expr_sum.png b/doc/images/imaginary_expr_sum.png
new file mode 100644
Binary files /dev/null and b/doc/images/imaginary_expr_sum.png differ
diff --git a/simple-expr.cabal b/simple-expr.cabal
--- a/simple-expr.cabal
+++ b/simple-expr.cabal
@@ -1,11 +1,11 @@
-cabal-version: 1.12
+cabal-version: 1.18
 
 -- This file has been generated from package.yaml by hpack version 0.35.1.
 --
 -- see: https://github.com/sol/hpack
 
 name:           simple-expr
-version:        0.1.0.0
+version:        0.1.0.1
 synopsis:       Minimalistic toolkit for simple mathematical expression.
 description:    This is a minimalistic toolkit for simple mathematical expression developed for debug purposes similar to
                 'simple-reflect' package
@@ -22,7 +22,7 @@
                 .
                 ![image description](doc/images/imaginary_expr_sum.png)
                 .
-                See [tutorial](Debug-SimpleExpr-Tutorial.html) for details.
+                See [tutorial](docs/Debug-SimpleExpr-Tutorial.html) for details.
 category:       Math
 author:         Alexey Tochin
 maintainer:     Alexey.Tochin@gmail.com
@@ -32,6 +32,11 @@
 build-type:     Simple
 extra-source-files:
     CHANGELOG.md
+extra-doc-files:
+    doc/images/composition.png
+    doc/images/demo1.png
+    doc/images/demo2.png
+    doc/images/imaginary_expr_sum.png
 
 library
   exposed-modules:
diff --git a/src/Debug/SimpleExpr/Tutorial.hs b/src/Debug/SimpleExpr/Tutorial.hs
--- a/src/Debug/SimpleExpr/Tutorial.hs
+++ b/src/Debug/SimpleExpr/Tutorial.hs
@@ -101,7 +101,7 @@
 --
 -- @ plotExpr expr @
 --
--- ![image description](/home/alexey/Dropbox/projects/deep-ml/simple-expr/doc/images/composition.png)
+-- ![image description](doc/images/composition.png)
 --
 -- To save the image as a file use, for example,
 --