diff --git a/doc/using_cpp.ipynb b/doc/using_cpp.ipynb
index dc4e48f..bde0220 100644
--- a/doc/using_cpp.ipynb
+++ b/doc/using_cpp.ipynb
@@ -62,10 +62,10 @@
       "cell_type": "markdown",
       "metadata": {},
       "source": [
-        "This is a very simple C++ program that uses IMP to create an [IMP::Model](https://integrativemodeling.org/2.21.0/doc/ref/classIMP_1_1Model.html),\n",
+        "This is a very simple C++ program that uses IMP to create an [IMP::Model](https://integrativemodeling.org/2.22.0/doc/ref/classIMP_1_1Model.html),\n",
         "make two particles in that model, and set their XYZ coordinates using the\n",
-        "[IMP::core::XYZ](https://integrativemodeling.org/2.21.0/doc/ref/classIMP_1_1core_1_1XYZ.html) decorator. It is essentially identical to the first part of\n",
-        "the simple Python example [in the IMP manual](https://integrativemodeling.org/2.21.0/doc/manual/library_example.html)."
+        "[IMP::core::XYZ](https://integrativemodeling.org/2.22.0/doc/ref/classIMP_1_1core_1_1XYZ.html) decorator. It is essentially identical to the first part of\n",
+        "the simple Python example [in the IMP manual](https://integrativemodeling.org/2.22.0/doc/manual/library_example.html)."
       ]
     },
     {
@@ -155,7 +155,7 @@
         "```\n",
         "\n",
         "Finally, we tell CMake that when we link the `simple` executable, we need\n",
-        "to link it against the IMP [kernel](https://integrativemodeling.org/2.21.0/doc/ref/namespaceIMP.html) and the [IMP::core](https://integrativemodeling.org/2.21.0/doc/ref/namespaceIMP_1_1core.html) module."
+        "to link it against the IMP [kernel](https://integrativemodeling.org/2.22.0/doc/ref/namespaceIMP.html) and the [IMP::core](https://integrativemodeling.org/2.22.0/doc/ref/namespaceIMP_1_1core.html) module."
       ]
     },
     {
diff --git a/support/tutorial_tools b/support/tutorial_tools
index a9d3f4c..ced187b 160000
--- a/support/tutorial_tools
+++ b/support/tutorial_tools
@@ -1 +1 @@
-Subproject commit a9d3f4cee4c863cda4dfab97bd086be5cb928b58
+Subproject commit ced187b5723aacc0fb97a5a5a12174e531438743