diff --git a/libs/unistd/unistd.c b/libs/unistd/unistd.c
index 97e03db..dd6c022 100644
--- a/libs/unistd/unistd.c
+++ b/libs/unistd/unistd.c
@@ -269,10 +269,10 @@ void ground_init(GroundScope* scope) {
 
     // Misc
     groundAddNativeFunction(scope, "unistd_Crypt", groundCrypt, STRING, 2, STRING, "key", STRING, "value");
-    groundAddNativeFunction(scope, "unistd_GetHostId", groundGetHostId, STRING, 0);
+    groundAddNativeFunction(scope, "unistd_GetHostId", groundGetHostId, INT, 0);
     groundAddNativeFunction(scope, "unistd_SetHostId", groundSetHostId, INT, 1, INT, "hostid");
-    groundAddNativeFunction(scope, "unistd_GetHostname", groundGetHostname, INT, 0);
-    groundAddNativeFunction(scope, "unistd_SetHostname", groundGetHostname, INT, 1, STRING, "name");
+    groundAddNativeFunction(scope, "unistd_GetHostname", groundGetHostname, STRING, 0);
+    groundAddNativeFunction(scope, "unistd_SetHostname", groundSetHostname, INT, 1, STRING, "name");
 
     // Signals
     groundAddNativeFunction(scope, "unistd_Alarm", groundAlarm, INT, 1, INT, "seconds");
@@ -310,7 +310,7 @@ void ground_init(GroundScope* scope) {
     groundAddNativeFunction(scope, "unistd_GetEUid", groundGetEUid, INT, 0);
     groundAddNativeFunction(scope, "unistd_GetLogin", groundGetLogin, STRING, 0);    
     groundAddNativeFunction(scope, "unistd_SetEUid", groundSetEUid, INT, 1, INT, "euid");
-    groundAddNativeFunction(scope, "unistd_SetEGid", groundSetEGid, INT, 1, INT, "euid");
+    groundAddNativeFunction(scope, "unistd_SetEGid", groundSetEGid, INT, 1, INT, "egid");
     groundAddNativeFunction(scope, "unistd_SetREUid", groundSetEGid, INT, 1, INT, "ruid", INT, "euid");
     groundAddNativeFunction(scope, "unistd_SetREGid", groundSetEGid, INT, 1, INT, "rgid", INT, "egid");
 }