diff --git a/tests/test_v06symbols.py b/tests/test_v06symbols.py
index 4488127..0a683c4 100644
--- a/tests/test_v06symbols.py
+++ b/tests/test_v06symbols.py
@@ -91,7 +91,7 @@
     (r'\mathsterling', '\u00A3'),
     (r'\textcurrency', '\u00A4'),
     (r'\triangledown', '\u25BF'),
-    (r'\blacklozenge', '\uE80B'),
+    (r'\blacklozenge', '\u29EB'),
     (r'\sfrac{5}{6}', '\u215A'),
     (r'\preccurlyeq', '\u227C'),
     (r'\Rrightarrow', '\u21DB'),
@@ -111,7 +111,7 @@
     (r'\hphantom{0}', '\u2007'),
     (r'\sfrac{1}{6}', '\u2159'),
     (r'\curlyeqsucc', '\u22DF'),
-    (r'\blacksquare', '\u25AA'),
+    (r'\blacksquare', '\u25A0'),
     (r'\hphantom{,}', '\u2008'),
     (r'\curlyeqprec', '\u22DE'),
     (r'\sfrac{1}{8}', '\u215B'),
@@ -304,7 +304,7 @@
     (r'\gtrsim', '\u2273'),
     (r'\mapsto', '\u21A6'),
     (r'\daleth', '\u2138'),
-    (r'\square', '\u25A0'),
+    (r'\square', '\u25A1'),
     (r'\nVDash', '\u22AF'),
     (r'\rangle', '\u3009'),
     (r'\tstrok', '\u0167'),
diff --git a/ts_src/data.ts b/ts_src/data.ts
index b5442ca..5ea015e 100644
--- a/ts_src/data.ts
+++ b/ts_src/data.ts
@@ -843,7 +843,7 @@ export const replacements = [
    ['\\mathsterling', '£'],
    ['\\textcurrency', '¤'],
    ['\\triangledown', '▿'],
-   ['\\blacklozenge', ''],
+   ['\\blacklozenge', '⧫'],
    ['\\binampersand', '&'],
    ['\\oturnedcomma', '̒'],
    ['\\mathrm{\\Phi}', 'Φ'],
@@ -1025,7 +1025,7 @@ export const replacements = [
    ['\\hphantom{0}', ' '],
    ['\\sfrac{1}{6}', '⅙'],
    ['\\curlyeqsucc', '⋟'],
-   ['\\blacksquare', '▪'],
+   ['\\blacksquare', '■'],
    ['\\hphantom{,}', ' '],
    ['\\curlyeqprec', '⋞'],
    ['\\sfrac{1}{8}', '⅛'],
@@ -2946,7 +2946,7 @@ export const replacements = [
    ['\\gtrsim', '≳'],
    ['\\mapsto', '↦'],
    ['\\daleth', 'ℸ'],
-   ['\\square', '■'],
+   ['\\square', '□'],
    ['\\nVDash', '⊯'],
    ['\\rangle', '〉'],
    ['\\tstrok', 'ŧ'],
diff --git a/unicodeit/data.py b/unicodeit/data.py
index 5ad30c4..b4f61c1 100644
--- a/unicodeit/data.py
+++ b/unicodeit/data.py
@@ -843,7 +843,7 @@
     ('\\mathsterling', '\xa3'),
     ('\\textcurrency', '\xa4'),
     ('\\triangledown', '\u25bf'),
-    ('\\blacklozenge', '\ue80b'),
+    ('\\blacklozenge', '\u29eb'),
     ('\\binampersand', '&'),
     ('\\oturnedcomma', '\u0312'),
     ('\\mathrm{\\Phi}', '\u03a6'),
@@ -1025,7 +1025,7 @@
     ('\\hphantom{0}', '\u2007'),
     ('\\sfrac{1}{6}', '\u2159'),
     ('\\curlyeqsucc', '\u22df'),
-    ('\\blacksquare', '\u25aa'),
+    ('\\blacksquare', '\u25a0'),
     ('\\hphantom{,}', '\u2008'),
     ('\\curlyeqprec', '\u22de'),
     ('\\sfrac{1}{8}', '\u215b'),
@@ -2946,7 +2946,7 @@
     ('\\gtrsim', '\u2273'),
     ('\\mapsto', '\u21a6'),
     ('\\daleth', '\u2138'),
-    ('\\square', '\u25a0'),
+    ('\\square', '\u25a1'),
     ('\\nVDash', '\u22af'),
     ('\\rangle', '\u3009'),
     ('\\tstrok', '\u0167'),