diff --git a/pgxn/neon/relperst_cache.c b/pgxn/neon/relperst_cache.c
index 8b728dcba6..6bb85e1123 100644
--- a/pgxn/neon/relperst_cache.c
+++ b/pgxn/neon/relperst_cache.c
@@ -79,7 +79,7 @@ RelperstCacheShmemRequest(void)
 }
 
 /*
- * Intialize shared memory
+ * Initialize shared memory
  */
 void
 RelperstCacheShmemInit(void)