diff --git a/.github/workflows/publish-elastix.yml b/.github/workflows/publish-elastix.yml
index 8e61ac49d..cad6f80b9 100644
--- a/.github/workflows/publish-elastix.yml
+++ b/.github/workflows/publish-elastix.yml
@@ -139,9 +139,9 @@ jobs:
         shell: cmd
         run: |
           cd elastix-build
-          cmake -DCMAKE_C_COMPILER="${{ inputs.c-compiler }}" ^
-              -DCMAKE_CXX_COMPILER="${{ inputs.cxx-compiler }}" ^
-              -DCMAKE_BUILD_TYPE="${{ inputs.cmake-build-type }}" ^
+          cmake -DCMAKE_C_COMPILER="${{ matrix.c-compiler }}" ^
+              -DCMAKE_CXX_COMPILER="${{ matrix.cxx-compiler }}" ^
+              -DCMAKE_BUILD_TYPE="${{ matrix.cmake-build-type }}" ^
               -DITK_DIR=../ITK-build ^
               -DCMAKE_CUDA_FLAGS="-allow-unsupported-compiler -Xcompiler \"/D_ALLOW_COMPILER_AND_STL_VERSION_MISMATCH\"" ^
               -DTorch_DIR=../libtorch/libtorch/share/cmake/Torch ^
@@ -159,9 +159,9 @@ jobs:
         shell: bash
         run: |
           cd elastix-build
-          cmake -DCMAKE_C_COMPILER="${{ inputs.c-compiler }}" \
-              -DCMAKE_CXX_COMPILER="${{ inputs.cxx-compiler }}" \
-              -DCMAKE_BUILD_TYPE="${{ inputs.cmake-build-type }}" \
+          cmake -DCMAKE_C_COMPILER="${{ matrix.c-compiler }}" \
+              -DCMAKE_CXX_COMPILER="${{ matrix.cxx-compiler }}" \
+              -DCMAKE_BUILD_TYPE="${{ matrix.cmake-build-type }}" \
               -DITK_DIR=../ITK-build \
               -DTorch_DIR=../libtorch/libtorch/share/cmake/Torch \
               -DUSE_ALL_COMPONENTS=ON \
diff --git a/Components/Metrics/Impact/elxImpactMetric.h b/Components/Metrics/Impact/elxImpactMetric.h
index f061454f7..81e8c995c 100644
--- a/Components/Metrics/Impact/elxImpactMetric.h
+++ b/Components/Metrics/Impact/elxImpactMetric.h
@@ -52,7 +52,7 @@ namespace elastix
  * (ImpactGPU 0)
  * (ImpactUseMixedPrecision "true")
  * (ImpactFeaturesMapUpdateInterval -1)
- * (ImpactWriteFeatureMaps "false")
+ * (ImpactFeatureMapOutputDirectory "")
  * \endcode
  *
  * ### Parameter Descriptions
@@ -105,7 +105,8 @@ namespace elastix
  *   - Set to `-1` to compute once per resolution level.
  *   - Set to a positive integer to recompute every _N_ iterations.
  *
- * \param ImpactWriteFeatureMaps Enables saving both the input images and feature maps to disk (in Static mode).
+ * \param ImpactFeatureMapOutputDirectory Enables saving both the input images and feature maps to disk (in Static
+ * mode).
  *
  * ### Advanced Use: Multi-resolution and Multi-model Setup
  *
@@ -137,7 +138,7 @@ namespace elastix
  * (ImpactGPU 0 0)
  * (ImpactUseMixedPrecision "true" "true")
  * (ImpactFeaturesMapUpdateInterval -1 -1)
- * (ImpactWriteFeatureMaps "false" "false")
+ * (ImpactFeatureMapOutputDirectory "" "")
  * \endcode
  *
  * **Multi-model Setup**:
diff --git a/Components/Metrics/Impact/elxImpactMetric.hxx b/Components/Metrics/Impact/elxImpactMetric.hxx
index d83a48301..de52cbdd7 100644
--- a/Components/Metrics/Impact/elxImpactMetric.hxx
+++ b/Components/Metrics/Impact/elxImpactMetric.hxx
@@ -437,9 +437,10 @@ ImpactMetric<TElastix>::BeforeEachResolution()
 
   if (mode == "Static")
   {
-    std::string writeFeatureMapsStr = "false";
-    configuration.ReadParameter(writeFeatureMapsStr, "ImpactWriteFeatureMaps", this->GetComponentLabel(), level, 0);
-    if (writeFeatureMapsStr != "false")
+    std::string writeFeatureMapsStr = "";
+    configuration.ReadParameter(
+      writeFeatureMapsStr, "ImpactFeatureMapOutputDirectory", this->GetComponentLabel(), level, 0);
+    if (!writeFeatureMapsStr.empty())
     {
       // If enabled, prepare output directory for feature map export (Static mode)
       if (!std::filesystem::exists(writeFeatureMapsStr))
diff --git a/Testing/Data/parameters.2D.IMPACT.bspline.ASGD.002.txt b/Testing/Data/parameters.2D.IMPACT.bspline.ASGD.002.txt
index c7518db20..ddf7212fd 100644
--- a/Testing/Data/parameters.2D.IMPACT.bspline.ASGD.002.txt
+++ b/Testing/Data/parameters.2D.IMPACT.bspline.ASGD.002.txt
@@ -75,7 +75,7 @@
 (ImpactMode "Static")
 (ImpactGPU -1)
 (ImpactFeaturesMapUpdateInterval -1)
-(ImpactWriteFeatureMaps "./Features/")
+(ImpactFeatureMapOutputDirectory "./Features/")
 
 
 
diff --git a/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.001.txt b/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.001.txt
index 50f1da29e..32f6c3579 100644
--- a/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.001.txt
+++ b/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.001.txt
@@ -75,7 +75,7 @@
 (ImpactMode "Jacobian")
 (ImpactGPU -1)
 (ImpactFeaturesMapUpdateInterval -1)
-(ImpactWriteFeatureMaps "false")
+(ImpactFeatureMapOutputDirectory "")
 
 
 // ********** Several
diff --git a/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.002.txt b/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.002.txt
index 4b34776b8..65d5b81c0 100644
--- a/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.002.txt
+++ b/Testing/Data/parameters.3D.IMPACT.bspline.ASGD.002.txt
@@ -75,7 +75,7 @@
 (ImpactMode "Static")
 (ImpactGPU -1)
 (ImpactFeaturesMapUpdateInterval -1)
-(ImpactWriteFeatureMaps "false")
+(ImpactFeatureMapOutputDirectory "")
 
 
 // ********** Several