diff --git a/Source/JavaScriptCore/bytecode/CodeBlock.cpp b/Source/JavaScriptCore/bytecode/CodeBlock.cpp
index 07e027b60868..b1454175db72 100644
--- a/Source/JavaScriptCore/bytecode/CodeBlock.cpp
+++ b/Source/JavaScriptCore/bytecode/CodeBlock.cpp
@@ -1282,15 +1282,15 @@ static Seconds NODELETE timeToLive(JITType jitType)
 
     switch (jitType) {
     case JITType::InterpreterThunk:
-        return 5_s;
+        return Seconds(Options::interpreterThunkTimeToLiveSeconds());
     case JITType::BaselineJIT:
         // Effectively 10 additional seconds, since BaselineJIT and
         // InterpreterThunk share a CodeBlock.
-        return 15_s;
+        return Seconds(Options::baselineJITTimeToLiveSeconds());
     case JITType::DFGJIT:
-        return 20_s;
+        return Seconds(Options::dfgJITTimeToLiveSeconds());
     case JITType::FTLJIT:
-        return 60_s;
+        return Seconds(Options::ftlJITTimeToLiveSeconds());
     default:
         return Seconds::infinity();
     }
diff --git a/Source/JavaScriptCore/runtime/OptionsList.h b/Source/JavaScriptCore/runtime/OptionsList.h
index 631571757017..d9b39d6971d3 100644
--- a/Source/JavaScriptCore/runtime/OptionsList.h
+++ b/Source/JavaScriptCore/runtime/OptionsList.h
@@ -436,6 +436,10 @@ bool hasCapacityToUseLargeGigacage();
     v(Bool, dumpHeapOnLowMemory, false, Normal, "Dump a heap dump when the memory handler is triggered. Use alongside $vm.triggerMemoryPressure() and enableStrongRefTracker."_s) \
     v(Bool, forceCodeBlockToJettisonDueToOldAge, false, Normal, "If true, this means that anytime we can jettison a CodeBlock due to old age, we do."_s) \
     v(Bool, useEagerCodeBlockJettisonTiming, false, Normal, "If true, the time slices for jettisoning a CodeBlock due to old age are shrunk significantly."_s) \
+    v(Double, interpreterThunkTimeToLiveSeconds, 5.0, Normal, "Seconds before an InterpreterThunk CodeBlock is eligible for old-age jettison."_s) \
+    v(Double, baselineJITTimeToLiveSeconds, 15.0, Normal, "Seconds before a BaselineJIT CodeBlock is eligible for old-age jettison."_s) \
+    v(Double, dfgJITTimeToLiveSeconds, 20.0, Normal, "Seconds before a DFGJIT CodeBlock is eligible for old-age jettison."_s) \
+    v(Double, ftlJITTimeToLiveSeconds, 60.0, Normal, "Seconds before an FTLJIT CodeBlock is eligible for old-age jettison."_s) \
     \
     v(Bool, useTypeProfiler, false, Normal, nullptr) \
     v(Bool, useControlFlowProfiler, false, Normal, nullptr) \