diff --git a/src/flags.ts b/src/flags.ts
index 11ec1c7..3c61708 100644
--- a/src/flags.ts
+++ b/src/flags.ts
@@ -92,7 +92,7 @@ export function computeFlags(system: SystemInfo, options: ComputeFlagsOptions =
         logger.log(`Setting Pi JS heap size to: ${heap}MB`);
         b.addValue(
           'js-flags',
-          `--expose-gc --max-old-space-size=${heap} --gc-global --always-compact --optimize-for-size --max-semi-space-size=1 --initial-heap-size=${Math.floor(heap / 4)}`
+          `--expose-gc --max-old-space-size=${heap} --gc-global --optimize-for-size --max-semi-space-size=1 --initial-heap-size=${Math.floor(heap / 4)}`
         );
       }
     } else if (gen === 4) {
@@ -104,7 +104,7 @@ export function computeFlags(system: SystemInfo, options: ComputeFlagsOptions =
       if (enabled(enable, 'jsHeap')) {
         const heap = jsHeapSizeMB ?? (system.totalMemMB < 2048 ? 1024 : system.totalMemMB < 4096 ? 1536 : 2048);
         logger.log(`Setting Pi 4 JS heap size to: ${heap}MB`);
-        b.addValue('js-flags', `--expose-gc --max-old-space-size=${heap} --gc-global --always-compact --optimize-for-size`);
+        b.addValue('js-flags', `--expose-gc --max-old-space-size=${heap} --gc-global --optimize-for-size`);
       }
     } else if (gen >= 5) {
       b.addValue('enable-features', 'VaapiVideoDecoder,VaapiVideoEncoder')
@@ -172,7 +172,7 @@ export function computeFlags(system: SystemInfo, options: ComputeFlagsOptions =
       // a meaningful chunk of the budget, so cap it. Left unset on 'high' — not worth the
       // extra minor-GC frequency when memory isn't the constraint.
       const semiSpaceFlag = system.memoryTier === 'low' ? ' --max-semi-space-size=2' : system.memoryTier === 'medium' ? ' --max-semi-space-size=4' : '';
-      b.addValue('js-flags', `--expose-gc --max-old-space-size=${heap} --gc-global --always-compact --optimize-for-size${semiSpaceFlag}`);
+      b.addValue('js-flags', `--expose-gc --max-old-space-size=${heap} --gc-global --optimize-for-size${semiSpaceFlag}`);
     }
 
     if (enabled(enable, 'diskCache')) {