diff --git a/examples/df0DFoam/zeroD_cubicReactor/CH4/pytorchIntegrator/constant/CanteraTorchProperties b/examples/df0DFoam/zeroD_cubicReactor/CH4/pytorchIntegrator/constant/CanteraTorchProperties
index 8fdcaaf9..d198a8b5 100644
--- a/examples/df0DFoam/zeroD_cubicReactor/CH4/pytorchIntegrator/constant/CanteraTorchProperties
+++ b/examples/df0DFoam/zeroD_cubicReactor/CH4/pytorchIntegrator/constant/CanteraTorchProperties
@@ -17,7 +17,7 @@ FoamFile
 
 chemistry            on;
 
-CanteraMechanismFile "drm19.yml";
+CanteraMechanismFile "drm19.yaml";
 
 transportModel       "Mix";
 
diff --git a/examples/dfLowMachFoam/oneD_freelyPropagation/CH4/pytorchIntegrator/constant/CanteraTorchProperties b/examples/dfLowMachFoam/oneD_freelyPropagation/CH4/pytorchIntegrator/constant/CanteraTorchProperties
index 2afeccf2..6dfb79a4 100644
--- a/examples/dfLowMachFoam/oneD_freelyPropagation/CH4/pytorchIntegrator/constant/CanteraTorchProperties
+++ b/examples/dfLowMachFoam/oneD_freelyPropagation/CH4/pytorchIntegrator/constant/CanteraTorchProperties
@@ -17,7 +17,7 @@ FoamFile
 
 chemistry            on;
 
-CanteraMechanismFile "drm19.yml";
+CanteraMechanismFile "drm19.yaml";
 
 transportModel       "Mix";
 
diff --git a/examples/dfLowMachFoam/threeD_reactingTGV/CH4/pytorchIntegrator/constant/CanteraTorchProperties b/examples/dfLowMachFoam/threeD_reactingTGV/CH4/pytorchIntegrator/constant/CanteraTorchProperties
index 2afeccf2..6dfb79a4 100644
--- a/examples/dfLowMachFoam/threeD_reactingTGV/CH4/pytorchIntegrator/constant/CanteraTorchProperties
+++ b/examples/dfLowMachFoam/threeD_reactingTGV/CH4/pytorchIntegrator/constant/CanteraTorchProperties
@@ -17,7 +17,7 @@ FoamFile
 
 chemistry            on;
 
-CanteraMechanismFile "drm19.yml";
+CanteraMechanismFile "drm19.yaml";
 
 transportModel       "Mix";