diff --git a/.github/workflows/conda-and-cmake.yml b/.github/workflows/test.yml
similarity index 67%
rename from .github/workflows/conda-and-cmake.yml
rename to .github/workflows/test.yml
index 8274798..ef9edba 100644
--- a/.github/workflows/conda-and-cmake.yml
+++ b/.github/workflows/test.yml
@@ -3,7 +3,7 @@ name: Build/Test
 on: [push, pull_request]
 
 jobs:
-  build-linux-and-macos:
+  build-test-unix:
     if:
       github.event_name == 'push' || github.event.pull_request.head.repo.full_name !=
       github.repository
@@ -17,33 +17,24 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        python-version: ["3.8"]
         build-type: [Release]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
-      - uses: conda-incubator/setup-miniconda@v2
+      - uses: mamba-org/setup-micromamba@v1
         with:
-          auto-update-conda: true
-          python-version: ${{ matrix.python-version }}
-          channels: conda-forge
-          channel-priority: true
+          micromamba-version: latest
+          environment-name: testing
+          create-args: >-
+            cmake
+            fortran-compiler
+            bmi-fortran
 
-      - name: Show conda installation info
-        run: |
-          conda info
-          conda list
-
-      - name: Install build tools and dependencies into env
-        run: |
-          conda install -c conda-forge --override-channels fortran-compiler cmake bmi-fortran
-          conda list
-
-      - name: Make cmake build directory
+      - name: Make CMake build directory
         run: cmake -E make_directory build
 
-      - name: Configure cmake
+      - name: Configure CMake
         working-directory: ${{ github.workspace }}/build
         run: |
           cmake $GITHUB_WORKSPACE \
@@ -62,6 +53,7 @@ jobs:
         if: matrix.os == 'ubuntu-latest'
         working-directory: ${{ github.workspace }}/example
         run: |
+          sudo apt-get update
           sudo apt-get install -y valgrind
           valgrind \
             --tool=memcheck \
diff --git a/README.md b/README.md
index 1909266..efd01e6 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ This repository is organized with the following directories:
     model through its BMI</dd>
 	<dt>test</dt>
 	<dd>Unit tests for the BMI-ed model</dd>
-    <dt>examples</dt>
+    <dt>example</dt>
 	<dd>Examples of controlling the model through its BMI</dd>
     <dt>scripts</dt>
 	<dd>Helper scripts</dd>
@@ -51,7 +51,7 @@ This example can be built on Linux, macOS, and Windows.
 
 ### CMake - Linux and macOS
 
-To build this example from source with cmake,
+To build this example from source with CMake,
 using the current Fortran BMI version, run
 
     export BMIF_VERSION=2.0
@@ -63,11 +63,7 @@ where `<path-to-installation>` is the base directory
 in which the Fortran BMI bindings have been installed
 (`/usr/local` is the default).
 When installing into a conda environment,
-use the `CONDA_PREFIX` environment variable.
-
-On macOS only, update runtime paths for all executables with
-
-    source ../scripts/update_rpaths
+use the `$CONDA_PREFIX` environment variable.
 
 Then, to install (on both Linux and macOS):
 
@@ -179,11 +175,11 @@ heat directory:
 
 Run the heat model through its BMI with the `run_bmiheatf` program,
 which takes a model configuration file
-(see the [examples](./examples) directory for a sample)
+(see the [example](./example) directory for a sample)
 as a required parameter.
 If `run_bmiheatf` is in your path, run it with
 
-    run_bmiheatf test.cfg
+    run_bmiheatf test1.cfg
 
 Output from the model is written to the file **bmiheatf.out**
 in the current directory.
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index 2d76316..c9fabb6 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -15,10 +15,3 @@ make_example(get_value_ex)
 make_example(set_value_ex)
 make_example(conflicting_instances_ex)
 make_example(change_diffusivity_ex)
-
-# file(
-#   COPY ${CMAKE_CURRENT_SOURCE_DIR}/test1.cfg
-#   DESTINATION ${CMAKE_BINARY_DIR}/example)
-# file(
-#   COPY ${CMAKE_CURRENT_SOURCE_DIR}/test2.cfg
-#   DESTINATION ${CMAKE_BINARY_DIR}/example)
diff --git a/scripts/update_rpaths.sh b/scripts/update_rpaths.sh
deleted file mode 100644
index 10e5b38..0000000
--- a/scripts/update_rpaths.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/usr/bin/env bash
-# Updates runtime paths for executables on macOS.
-
-bmif_version=${BMIF_VERSION:-2.0}
-
-run_install_name_tool() {
-    install_name_tool \
-	-change @rpath/libbmif.$bmif_version.dylib \
-	    ${CONDA_PREFIX}/lib/libbmif.$bmif_version.dylib \
-	-change @rpath/libgfortran.3.dylib \
-	    ${CONDA_PREFIX}/lib/libgfortran.3.dylib \
-	-change @rpath/libquadmath.0.dylib \
-	    ${CONDA_PREFIX}/lib/libquadmath.0.dylib \
-	$1
-    echo "- updated $1"
-}
-
-if [[ -z "$CONDA_PREFIX" ]]; then
-    CONDA_PREFIX=`python -c "import sys; print(sys.prefix)"`
-fi
-
-tests=`ls -1 ./tests/ | egrep "test_"`
-for exe in $tests; do
-    run_install_name_tool ./tests/$exe
-done
-
-examples=`ls -1 ./examples/ | egrep "_ex"`
-for exe in $examples; do
-    run_install_name_tool ./examples/$exe
-done
-
-run_install_name_tool ./heat/run_heatf
-run_install_name_tool ./bmi_heat/run_bmiheatf