diff --git a/pykokkos/core/visitors/visitors_util.py b/pykokkos/core/visitors/visitors_util.py
index bd4c9078..93831f1c 100644
--- a/pykokkos/core/visitors/visitors_util.py
+++ b/pykokkos/core/visitors/visitors_util.py
@@ -86,6 +86,8 @@ def pretty_print(node):
     "cos",
     "cosh",
     "degrees",
+    "erf",
+    "erfc",
     "exp",
     "expm1",
     "fabs",
@@ -97,7 +99,8 @@ def pretty_print(node):
     "isfinite",
     "isinf",
     "isnan",
-    "isqrt",
+    "rsqrt",
+    "lgamma",
     "log",
     "log10",
     "log1p",
@@ -112,6 +115,7 @@ def pretty_print(node):
     "sqrt",
     "tan",
     "tanh",
+    "tgamma",
     "trunc",
     "nan",
 }