diff --git a/src/core.c b/src/core.c
index 74ec3854..10e874aa 100644
--- a/src/core.c
+++ b/src/core.c
@@ -5256,6 +5256,9 @@ static __inline void meta_troika_unpack(meta_troika_t *troika,
   troika->recent = (packed >> 2) & 3;
   troika->prefer_steady = (packed >> 4) & 3;
   troika->tail_and_flags = packed & 0xC3;
+#if MDBX_WORDBITS > 32 /* Workaround for false-positives from Valgrind */
+  troika->unused_pad = 0;
+#endif
 }
 
 static const uint8_t troika_fsm_map[2 * 2 * 2 * 3 * 3 * 3] = {
diff --git a/src/internals.h b/src/internals.h
index 28282414..55b17b3b 100644
--- a/src/internals.h
+++ b/src/internals.h
@@ -976,6 +976,9 @@ typedef struct MDBX_dbx {
 
 typedef struct troika {
   uint8_t fsm, recent, prefer_steady, tail_and_flags;
+#if MDBX_WORDBITS > 32 /* Workaround for false-positives from Valgrind */
+  uint32_t unused_pad;
+#endif
 #define TROIKA_HAVE_STEADY(troika) ((troika)->fsm & 7)
 #define TROIKA_STRICT_VALID(troika) ((troika)->tail_and_flags & 64)
 #define TROIKA_VALID(troika) ((troika)->tail_and_flags & 128)