diff --git a/Documentation/ProjectFile/properties/property/RelPermUdell/t_min_relative_permeability_gas.md b/Documentation/ProjectFile/properties/property/RelPermUdell/t_min_relative_permeability_gas.md
deleted file mode 100644
index 74b9360c4302cf98a9b90a649bec3362ff84d287..0000000000000000000000000000000000000000
--- a/Documentation/ProjectFile/properties/property/RelPermUdell/t_min_relative_permeability_gas.md
+++ /dev/null
@@ -1 +0,0 @@
-The minimal relative permeability of the gas phase.
diff --git a/Documentation/ProjectFile/properties/property/RelPermUdell/t_min_relative_permeability_liquid.md b/Documentation/ProjectFile/properties/property/RelPermUdell/t_min_relative_permeability_liquid.md
deleted file mode 100644
index 63d661fd8dd726fe2f6cf58b5cafd66dfb52629b..0000000000000000000000000000000000000000
--- a/Documentation/ProjectFile/properties/property/RelPermUdell/t_min_relative_permeability_liquid.md
+++ /dev/null
@@ -1 +0,0 @@
-The minimal relative permeability of the liquid phase.
diff --git a/Documentation/ProjectFile/properties/property/RelPermUdell/c_RelPermUdell.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/c_RelativePermeabilityUdell.md
similarity index 100%
rename from Documentation/ProjectFile/properties/property/RelPermUdell/c_RelPermUdell.md
rename to Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/c_RelativePermeabilityUdell.md
diff --git a/Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_min_relative_permeability.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_min_relative_permeability.md
new file mode 100644
index 0000000000000000000000000000000000000000..11622eb1d8fb031710d762f53494164ee87af27a
--- /dev/null
+++ b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_min_relative_permeability.md
@@ -0,0 +1 @@
+The minimal relative permeability.
diff --git a/Documentation/ProjectFile/properties/property/RelPermUdell/t_residual_gas_saturation.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_residual_gas_saturation.md
similarity index 100%
rename from Documentation/ProjectFile/properties/property/RelPermUdell/t_residual_gas_saturation.md
rename to Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_residual_gas_saturation.md
diff --git a/Documentation/ProjectFile/properties/property/RelPermUdell/t_residual_liquid_saturation.md b/Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_residual_liquid_saturation.md
similarity index 100%
rename from Documentation/ProjectFile/properties/property/RelPermUdell/t_residual_liquid_saturation.md
rename to Documentation/ProjectFile/properties/property/RelativePermeabilityUdell/t_residual_liquid_saturation.md