diff --git a/core/box/hak_alloc_api.inc.h b/core/box/hak_alloc_api.inc.h
index 2ffa6d44..51622243 100644
--- a/core/box/hak_alloc_api.inc.h
+++ b/core/box/hak_alloc_api.inc.h
@@ -79,16 +79,20 @@ inline void* hak_alloc_at(size_t size, hak_callsite_t site) {
         // This prevents mixed HAKMEM/libc allocation bugs
 #if HAKMEM_TINY_HEADER_CLASSIDX
         if (!tiny_ptr && size <= TINY_MAX_SIZE) {
+            #if !HAKMEM_BUILD_RELEASE
             // Tiny failed - log and continue to Mid/ACE (no early return!)
             static int log_count = 0;
             if (log_count < 3) {
                 fprintf(stderr, "[DEBUG] Phase 7: tiny_alloc(%zu) failed, trying Mid/ACE layers (no malloc fallback)\n", size);
                 log_count++;
             }
+            #endif
             // Continue to Mid allocation below (do NOT fallback to malloc!)
         }
 #else
+        #if !HAKMEM_BUILD_RELEASE
         static int log_count = 0; if (log_count < 3) { fprintf(stderr, "[DEBUG] tiny_alloc(%zu) returned NULL, falling back\n", size); log_count++; }
+        #endif
 #endif
     }
 
diff --git a/core/hakmem_tiny.c b/core/hakmem_tiny.c
index 77e32d8d..98d7c8a7 100644
--- a/core/hakmem_tiny.c
+++ b/core/hakmem_tiny.c
@@ -1795,16 +1795,20 @@ TinySlab* hak_tiny_owner_slab(void* ptr) {
         }
         #endif
 
+        #if !HAKMEM_BUILD_RELEASE
         if (call_num > 14250 && call_num < 14280 && size <= 1024) {
             fprintf(stderr, "[HAK_TINY_ALLOC_FAST_WRAPPER] call=%lu size=%zu\n", call_num, size);
             fflush(stderr);
         }
+        #endif
         // Diagnostic removed - use HAKMEM_TINY_FRONT_DIAG in tiny_alloc_fast_pop if needed
         void* result = tiny_alloc_fast(size);
+        #if !HAKMEM_BUILD_RELEASE
         if (call_num > 14250 && call_num < 14280 && size <= 1024) {
             fprintf(stderr, "[HAK_TINY_ALLOC_FAST_WRAPPER] call=%lu returned %p\n", call_num, result);
             fflush(stderr);
         }
+        #endif
         return result;
     }