diff --git a/vm/src/stdlib/signal.rs b/vm/src/stdlib/signal.rs
index 8dd767afa..d519c66dd 100644
--- a/vm/src/stdlib/signal.rs
+++ b/vm/src/stdlib/signal.rs
@@ -122,5 +122,36 @@ pub fn make_module(vm: &VirtualMachine) -> PyObjectRef {
         "alarm" => ctx.new_rustfunc(alarm),
         "SIG_DFL" => sig_dfl,
         "SIG_IGN" => sig_ign,
+        "SIGHUP" => ctx.new_int(signal::Signal::SIGHUP as u8),
+        "SIGINT" => ctx.new_int(signal::Signal::SIGINT as u8),
+        "SIGQUIT" => ctx.new_int(signal::Signal::SIGQUIT as u8),
+        "SIGILL" => ctx.new_int(signal::Signal::SIGILL as u8),
+        "SIGTRAP" => ctx.new_int(signal::Signal::SIGTRAP as u8),
+        "SIGABRT" => ctx.new_int(signal::Signal::SIGABRT as u8),
+        "SIGBUS" => ctx.new_int(signal::Signal::SIGBUS as u8),
+        "SIGFPE" => ctx.new_int(signal::Signal::SIGFPE as u8),
+        "SIGKILL" => ctx.new_int(signal::Signal::SIGKILL as u8),
+        "SIGUSR1" => ctx.new_int(signal::Signal::SIGUSR1 as u8),
+        "SIGSEGV" => ctx.new_int(signal::Signal::SIGSEGV as u8),
+        "SIGUSR2" => ctx.new_int(signal::Signal::SIGUSR2 as u8),
+        "SIGPIPE" => ctx.new_int(signal::Signal::SIGPIPE as u8),
+        "SIGALRM" => ctx.new_int(signal::Signal::SIGALRM as u8),
+        "SIGTERM" => ctx.new_int(signal::Signal::SIGTERM as u8),
+        "SIGSTKFLT" => ctx.new_int(signal::Signal::SIGSTKFLT as u8),
+        "SIGCHLD" => ctx.new_int(signal::Signal::SIGCHLD as u8),
+        "SIGCONT" => ctx.new_int(signal::Signal::SIGCONT as u8),
+        "SIGSTOP" => ctx.new_int(signal::Signal::SIGSTOP as u8),
+        "SIGTSTP" => ctx.new_int(signal::Signal::SIGTSTP as u8),
+        "SIGTTIN" => ctx.new_int(signal::Signal::SIGTTIN as u8),
+        "SIGTTOU" => ctx.new_int(signal::Signal::SIGTTOU as u8),
+        "SIGURG" => ctx.new_int(signal::Signal::SIGURG as u8),
+        "SIGXCPU" => ctx.new_int(signal::Signal::SIGXCPU as u8),
+        "SIGXFSZ" => ctx.new_int(signal::Signal::SIGXFSZ as u8),
+        "SIGVTALRM" => ctx.new_int(signal::Signal::SIGVTALRM as u8),
+        "SIGPROF" => ctx.new_int(signal::Signal::SIGPROF as u8),
+        "SIGWINCH" => ctx.new_int(signal::Signal::SIGWINCH as u8),
+        "SIGIO" => ctx.new_int(signal::Signal::SIGIO as u8),
+        "SIGPWR" => ctx.new_int(signal::Signal::SIGPWR as u8),
+        "SIGSYS" => ctx.new_int(signal::Signal::SIGSYS as u8),
     })
 }