diff --git a/bin/bombshell-client b/bin/bombshell-client
index 5d2eeb2..7d65821 100755
--- a/bin/bombshell-client
+++ b/bin/bombshell-client
@@ -35,6 +35,8 @@ PACKFORMAT = "!HbIx"
 def set_proc_name(newname):
     from ctypes import cdll, byref, create_string_buffer
 
+    if isinstance(newname, str):
+        newname = newname.encode("utf-8")
     libc = cdll.LoadLibrary("libc.so.6")
     buff = create_string_buffer(len(newname) + 1)
     buff.value = newname