diff --git a/examples/gpu/in.melt_2.5.gpu b/examples/gpu/in.gpu.melt.2.5
similarity index 100%
rename from examples/gpu/in.melt_2.5.gpu
rename to examples/gpu/in.gpu.melt.2.5
diff --git a/examples/gpu/in.melt_5.0.gpu b/examples/gpu/in.gpu.melt.5.0
similarity index 100%
rename from examples/gpu/in.melt_5.0.gpu
rename to examples/gpu/in.gpu.melt.5.0
diff --git a/examples/gpu/in.phosphate.gpu b/examples/gpu/in.gpu.phosphate
similarity index 100%
rename from examples/gpu/in.phosphate.gpu
rename to examples/gpu/in.gpu.phosphate
diff --git a/examples/gpu/in.rhodo.gpu b/examples/gpu/in.gpu.rhodo
similarity index 100%
rename from examples/gpu/in.rhodo.gpu
rename to examples/gpu/in.gpu.rhodo