diff --git a/c_tools/mock/generateMock.cpp b/c_tools/mock/generateMock.cpp
index 64c1bd9..df72e76 100644
--- a/c_tools/mock/generateMock.cpp
+++ b/c_tools/mock/generateMock.cpp
@@ -618,6 +618,12 @@ int main(int argc, char **argv)
     {
       loader = multidarkLoader(args_info.multidark_arg, preselector);      
     }
+#ifdef SDF_SUPPORT
+  else if (args_info.sdf_given)
+    {
+      loader = sdfLoader(args_info.sdf_arg, args_info.sdf_splitting_arg, NEED_POSITION|NEED_VELOCITY|NEED_GADGET_ID, preselector);
+    }
+#endif
   else
     {
       cerr << "A simulation snapshot is required to generate a mock catalog." << endl;
diff --git a/c_tools/mock/generateMock.ggo b/c_tools/mock/generateMock.ggo
index e8fa8a7..3aa591a 100644
--- a/c_tools/mock/generateMock.ggo
+++ b/c_tools/mock/generateMock.ggo
@@ -11,6 +11,9 @@ option "gadget"	    -	"Base name of gadget snapshot (without parallel writing ex
 option "flash"	    -   "Base name for FLASH snapshot" string optional
 option "multidark"	    -   "Base name for multidark snapshot" string optional
 
+option "sdf"        -   "SDF snapshot name" string optional
+option "sdf_splitting" - "Number of artificial splitting of the SDF snapshot" int optional default="20"
+
 option "axis"	    -	"Redshift axis (X=0, Y=1, Z=2)" int optional default="2"
 
 option "output"	    -   "Output filename for particles" string required
@@ -37,3 +40,4 @@ option "subsample_seed" - "Seed for random number generation to select the subsa
 
 option "resubsample" - "Resubsampling factor compared to the subsampled simulation" double optional 
 option "resubsample_seed" - "Seed for resubsampling from a subsampled simulation" int optional default="20132011"
+