diff --git a/service/pool/Main.mo b/service/pool/Main.mo
index 48ee9f1d..0a874d9f 100644
--- a/service/pool/Main.mo
+++ b/service/pool/Main.mo
@@ -215,7 +215,7 @@ shared (creator) actor class Self(opt_params : ?Types.InitParams) = this {
 
     func updateTimer<system>(info: Types.CanisterInfo) {
         func job() : async () {
-            pool.removeTimer<system>(info.id);
+            pool.removeTimer(info.id);
             // It is important that the timer job checks for the timestamp first.
             // This prevents late-runner jobs from deleting newly installed code.
             await removeCode(info);
diff --git a/service/pool/Types.mo b/service/pool/Types.mo
index c89770a1..b22e3049 100644
--- a/service/pool/Types.mo
+++ b/service/pool/Types.mo
@@ -151,7 +151,7 @@ module {
             };
         };
         
-        public func removeTimer<system>(cid: Principal) {
+        public func removeTimer(cid: Principal) {
             timers.delete cid;
         };