diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index 6a7c590cde..0938e2171e 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -348,7 +348,7 @@ jobs:
                     requirements.txt requirements-dev.txt \
                     requirements-gui.txt > requirements-all.yml
                   conda env update --file requirements-all.yml
-                  make install
+                  python -m pip install .
 
             - name: Run UI tests
               shell: bash -l {0}
diff --git a/HISTORY.rst b/HISTORY.rst
index 8c25b710dd..6867043406 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -32,9 +32,11 @@
 
 .. :changelog:
 
+Unreleased Changes
+------------------
 
-Unreleased Changes (3.10)
--------------------------
+3.10.0 (2022-01-04)
+-------------------
 * General
     * Add a ``--language`` argument to the command-line interface, which will
       translate model names, specs, and validation messages.
diff --git a/Makefile b/Makefile
index 9848956fbb..c4b95236fb 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 DATA_DIR := data
 GIT_SAMPLE_DATA_REPO        := https://bitbucket.org/natcap/invest-sample-data.git
 GIT_SAMPLE_DATA_REPO_PATH   := $(DATA_DIR)/invest-sample-data
-GIT_SAMPLE_DATA_REPO_REV    := 034ac3c6362b563989ec6b8dcd9d6fc4f582c911
+GIT_SAMPLE_DATA_REPO_REV    := d143dc9bcf9ee2def7edb285d98e8a9743091fd5
 
 GIT_TEST_DATA_REPO          := https://bitbucket.org/natcap/invest-test-data.git
 GIT_TEST_DATA_REPO_PATH     := $(DATA_DIR)/invest-test-data
diff --git a/ci/windows-ci-binary-install.ps1 b/ci/windows-ci-binary-install.ps1
index 05a8730042..d0dda1f9a9 100644
--- a/ci/windows-ci-binary-install.ps1
+++ b/ci/windows-ci-binary-install.ps1
@@ -17,14 +17,6 @@ $env:PATH += ";C:\ProgramData\chocolatey\bin"
 # Choco-provided command to reload environment variables
 refreshenv
 
-# Install NSIS.  The choco-provided NSIS puts it somewhere else and
-# the choco CLI option --install-directory isn't available in the OSS
-# version of choco.
-Invoke-WebRequest https://iweb.dl.sourceforge.net/project/nsis/NSIS%203/3.05/nsis-3.05-setup.exe -OutFile nsis.exe
-
-# See http://www.silentinstall.org/nsis for flags used.
-& nsis.exe /SD /D="C:\Program Files (x86)\NSIS"
-
 # Download and install NSIS plugins to their correct places.
 Write-Host "Downloading and extracting NSIS"
 Invoke-WebRequest https://storage.googleapis.com/natcap-build-dependencies/windows/Inetc.zip -OutFile Inetc.zip
diff --git a/installer/windows/invest_installer.nsi b/installer/windows/invest_installer.nsi
index c61fe30ab1..a8e5e5cdd5 100644
--- a/installer/windows/invest_installer.nsi
+++ b/installer/windows/invest_installer.nsi
@@ -101,6 +101,7 @@ OutFile ..\..\dist\InVEST_${FORKNAME}${VERSION}_${ARCHITECTURE}_Setup.exe
 ShowInstDetails show
 BrandingText "2021 ${PRODUCT_PUBLISHER}"
 SetCompressor zlib
+Unicode false
 
 ; Include after SetCompressor
 !include Utils.nsh
diff --git a/pyproject.toml b/pyproject.toml
index 17c484f1cd..12cb66f03e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@
 # will dynamically import GDAL via python's import system.  This behavior means
 # that we can provide a much easier build experience so long as GDAL is
 # available at runtime.
-requires = ['setuptools>=45', 'wheel', 'setuptools_scm>=6.2', 'numpy', 'cython', 'babel']
+requires = ['setuptools>=45', 'wheel', 'setuptools_scm>=6.2', 'numpy<1.22.0', 'cython', 'babel']
 
 [tool.setuptools_scm]
 version_scheme = "post-release"
diff --git a/requirements.txt b/requirements.txt
index 53be702758..766aee54c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@
 GDAL>=3.1.2,!=3.3.0  # 3.3.0 had a bug that broke our windows builds: https://github.com/OSGeo/gdal/issues/3898
 Pyro4==4.77  # pip-only
 pandas>=1.2.1
-numpy>=1.11.0,!=1.16.0
+numpy>=1.11.0,!=1.16.0,<1.22.0
 Rtree>=0.8.2,!=0.9.1
 Shapely>=1.7.1,<2.0.0
 scipy>=1.6.0  # pip-only