diff --git a/scripts/dbgblock.py b/scripts/dbgblock.py
index 9329dd24..a8f4886b 100755
--- a/scripts/dbgblock.py
+++ b/scripts/dbgblock.py
@@ -159,7 +159,7 @@ if __name__ == "__main__":
         type=rbydaddr,
         help="Block address.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
diff --git a/scripts/dbgbmap.py b/scripts/dbgbmap.py
index c00aef1e..ac43d9cb 100755
--- a/scripts/dbgbmap.py
+++ b/scripts/dbgbmap.py
@@ -1758,7 +1758,7 @@ if __name__ == "__main__":
         type=rbydaddr,
         help="Block address of the mroots. Defaults to 0x{0,1}.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
@@ -1766,7 +1766,7 @@ if __name__ == "__main__":
         type=lambda x: int(x, 0),
         help="Block count in blocks.")
     parser.add_argument(
-        '-M', '--mleaf-weight',
+        '-m', '--mleaf-weight',
         type=lambda x: int(x, 0),
         help="Maximum weight of mdirs for mid decoding. Defaults to a "
             "block_size derived value.")
@@ -1790,15 +1790,15 @@ if __name__ == "__main__":
             for x in x.split(',')),
         help="Show this many bytes, may be a range.")
     parser.add_argument(
-        '-m', '--mdirs',
+        '-M', '--mdirs',
         action='store_true',
         help="Render mdir blocks.")
     parser.add_argument(
-        '-b', '--btrees',
+        '-B', '--btrees',
         action='store_true',
         help="Render btree blocks.")
     parser.add_argument(
-        '-d', '--datas',
+        '-D', '--datas',
         action='store_true',
         help="Render data blocks.")
     parser.add_argument(
diff --git a/scripts/dbgbtree.py b/scripts/dbgbtree.py
index 8c3648bd..bcc643d8 100755
--- a/scripts/dbgbtree.py
+++ b/scripts/dbgbtree.py
@@ -1012,7 +1012,7 @@ if __name__ == "__main__":
         type=rbydaddr,
         help="Block address of the roots of the tree.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
@@ -1045,7 +1045,7 @@ if __name__ == "__main__":
         action='store_true',
         help="Show the underlying rbyd trees.")
     parser.add_argument(
-        '-b', '--btree',
+        '-B', '--btree',
         action='store_true',
         help="Show the underlying B-tree.")
     parser.add_argument(
diff --git a/scripts/dbglfs.py b/scripts/dbglfs.py
index dd351f25..84c74917 100755
--- a/scripts/dbglfs.py
+++ b/scripts/dbglfs.py
@@ -2177,7 +2177,7 @@ if __name__ == "__main__":
         type=rbydaddr,
         help="Block address of the mroots. Defaults to 0x{0,1}.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
@@ -2185,7 +2185,7 @@ if __name__ == "__main__":
         type=lambda x: int(x, 0),
         help="Block count in blocks.")
     parser.add_argument(
-        '-M', '--mleaf-weight',
+        '-m', '--mleaf-weight',
         type=lambda x: int(x, 0),
         help="Maximum weight of mdirs for mid decoding. Defaults to a "
             "block_size derived value.")
@@ -2245,7 +2245,7 @@ if __name__ == "__main__":
         action='store_true',
         help="Show the underlying rbyd trees.")
     parser.add_argument(
-        '-b', '--btree',
+        '-B', '--btree',
         action='store_true',
         help="Show the underlying B-tree.")
     parser.add_argument(
diff --git a/scripts/dbgmtree.py b/scripts/dbgmtree.py
index 4f7333c0..1bd9ac63 100755
--- a/scripts/dbgmtree.py
+++ b/scripts/dbgmtree.py
@@ -1664,7 +1664,7 @@ if __name__ == "__main__":
         type=rbydaddr,
         help="Block address of the mroots. Defaults to 0x{0,1}.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
@@ -1672,7 +1672,7 @@ if __name__ == "__main__":
         type=lambda x: int(x, 0),
         help="Block count in blocks.")
     parser.add_argument(
-        '-M', '--mleaf-weight',
+        '-m', '--mleaf-weight',
         type=lambda x: int(x, 0),
         help="Maximum weight of mdirs for mid decoding. Defaults to a "
             "block_size derived value.")
@@ -1698,7 +1698,7 @@ if __name__ == "__main__":
         action='store_true',
         help="Show the underlying rbyd trees.")
     parser.add_argument(
-        '-b', '--btree',
+        '-B', '--btree',
         action='store_true',
         help="Show the underlying B-tree.")
     parser.add_argument(
diff --git a/scripts/dbgrbyd.py b/scripts/dbgrbyd.py
index 7ad94112..b1041c2a 100755
--- a/scripts/dbgrbyd.py
+++ b/scripts/dbgrbyd.py
@@ -1037,7 +1037,7 @@ if __name__ == "__main__":
         type=rbydaddr,
         help="Block address of metadata blocks.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
diff --git a/scripts/tracebd.py b/scripts/tracebd.py
index 75720cfd..c51227ff 100755
--- a/scripts/tracebd.py
+++ b/scripts/tracebd.py
@@ -1057,7 +1057,7 @@ if __name__ == "__main__":
         nargs='?',
         help="Path to read from.")
     parser.add_argument(
-        '-B', '--block-size',
+        '-b', '--block-size',
         type=bdgeom,
         help="Block size/geometry in bytes.")
     parser.add_argument(
@@ -1065,7 +1065,7 @@ if __name__ == "__main__":
         type=lambda x: int(x, 0),
         help="Block count in blocks.")
     parser.add_argument(
-        '-C', '--block-cycles',
+        '-c', '--block-cycles',
         type=lambda x: int(x, 0),
         help="Assumed maximum number of erase cycles when measuring wear.")
     parser.add_argument(
@@ -1172,7 +1172,7 @@ if __name__ == "__main__":
         action='store_true',
         help="Render as a space-filling Z-curve.")
     parser.add_argument(
-        '-c', '--coalesce',
+        '-S', '--coalesce',
         type=lambda x: int(x, 0),
         help="Number of operations to coalesce together.")
     parser.add_argument(