diff --git a/src/ballet/ed25519/avx512/fd_r43x6.h b/src/ballet/ed25519/avx512/fd_r43x6.h
index 1ac530bf10..7e19dd82d5 100644
--- a/src/ballet/ed25519/avx512/fd_r43x6.h
+++ b/src/ballet/ed25519/avx512/fd_r43x6.h
@@ -442,7 +442,7 @@ fd_r43x6_pack( fd_r43x6_t r ) {
    with limb 5 in [0,2^40+2^20-1).
 
    If x is {unreduced,unpacked,nearly reduced}, limb 4's carry will be
-   in {[0,2^5),[0,1],[0,1]} such that limb 5 will be be in
+   in {[0,2^5),[0,1],[0,1]} such that limb 5 will be in
    {[0,2^40+2^5-1),[0,2^40+1),[0,2^40+1)}.
 
    If x was reduced, all carries will be zero such that y will have the
@@ -808,7 +808,7 @@ fd_r43x6_mul_fast( fd_r43x6_t x,
       --> ul + 2^52 uh       = x*y
       --> ul + 2^43 (2^9 uh) = x*y
 
-    Thus, we can use pl=ul and and ph=2^9 uh from these instructions as
+    Thus, we can use pl=ul and ph=2^9 uh from these instructions as
     a split for the above.  With this we have:
 
       pl in [0,2^52)
diff --git a/src/choreo/tower/fd_tower.h b/src/choreo/tower/fd_tower.h
index 75717d036b..f9ac58ffbf 100644
--- a/src/choreo/tower/fd_tower.h
+++ b/src/choreo/tower/fd_tower.h
@@ -298,7 +298,7 @@
    starting from where the cluster thinks we last left off. Conveniently
    Funk, our accounts database, stores all the vote accounts including
    our own, so on bootstrap we simply load in our vote account state
-   itself to to initialize our own local view of the tower.
+   itself to initialize our own local view of the tower.
 
    *Additional Considerations*
 
diff --git a/src/funk/fd_funk_txn.c b/src/funk/fd_funk_txn.c
index 72b299d21d..62ad5b7d9d 100644
--- a/src/funk/fd_funk_txn.c
+++ b/src/funk/fd_funk_txn.c
@@ -517,7 +517,7 @@ fd_funk_txn_update( ulong *                   _dst_rec_head_idx, /* Pointer to t
                     fd_funk_partvec_t *       partvec,           /* ==fd_funk_get_partvec( funk, wksp ) */
                     fd_alloc_t *              alloc,             /* ==fd_funk_alloc( funk, wksp ) */
                     fd_wksp_t *               wksp ) {           /* ==fd_funk_wksp( funk ) */
-  /* We don't need to to do all the individual removal pointer updates
+  /* We don't need to do all the individual removal pointer updates
      as we are removing the whole list from txn_idx.  Likewise, we
      temporarily repurpose txn_cidx as a loop detector for additional
      corruption protection.  */
diff --git a/src/util/pod/fd_pod.h b/src/util/pod/fd_pod.h
index 8c7f2bf7c1..ce3362a887 100644
--- a/src/util/pod/fd_pod.h
+++ b/src/util/pod/fd_pod.h
@@ -437,7 +437,7 @@ fd_pod_reset( uchar * pod ) {
    Returns the achieved max on success and 0 on failure (pod is NULL,
    new_max<pod used).  Achieved max is usually new_max but there are
    rare edge cases.  E.g. pod_max==64, pod_used==64, new_max==65 ... the
-   pod header needs to be expanded by 3 bytes to to accommodate new_max
+   pod header needs to be expanded by 3 bytes to accommodate new_max
    (and potentially wider pod_used and pod_cnt) but that leaves 2 few
    bytes space to encode the existing pod key-val pairs.
 
diff --git a/src/util/spad/fd_spad.h b/src/util/spad/fd_spad.h
index 8ae9152764..41801e479e 100644
--- a/src/util/spad/fd_spad.h
+++ b/src/util/spad/fd_spad.h
@@ -41,7 +41,7 @@
    512 (direct IO) and 4096 (x86 normal pages size).
 
    FD_SPAD_LG_ALIGN is log2 FD_SPAD_ALIGN.  Note: FD_SPAD_ALIGN is
-   declared explicitly to to workaround legacy compiler issues. */
+   declared explicitly to workaround legacy compiler issues. */
 
 #define FD_SPAD_LG_ALIGN (7)