diff --git a/examples/lj_forces.jl b/examples/lj_forces.jl
index 63c0dd6..aaf62eb 100644
--- a/examples/lj_forces.jl
+++ b/examples/lj_forces.jl
@@ -42,5 +42,5 @@ command(lmp, "compute pot_e all pe")
 command(lmp, "run 0")
 
 # extract output
-forces = gather(lmp, "f")
-energies = gather(lmp, "pot_e")
+forces = gather(lmp, "f", Float64)
+energies = extract_compute(lmp, "pot_e", LAMMPS.API.LMP_STYLE_GLOBAL, LAMMPS.API.LMP_TYPE_SCALAR)
\ No newline at end of file
diff --git a/examples/snap.jl b/examples/snap.jl
index ef94ba9..46c086a 100644
--- a/examples/snap.jl
+++ b/examples/snap.jl
@@ -40,7 +40,7 @@ function run_snap(lmp, path, rcut, twojmax)
     """)
 
     ## Extract bispectrum
-    bs = gather(lmp, "SNA", Float64)
+    bs = gather(lmp, "c_SNA", Float64)
     return bs
 end