diff --git a/apps/code/helpers.cpp b/apps/code/helpers.cpp
index 534ccd1f4..12582729c 100644
--- a/apps/code/helpers.cpp
+++ b/apps/code/helpers.cpp
@@ -1,5 +1,6 @@
 #include "helpers.h"
 #include <string.h>
+#include <ion.h>
 
 namespace Code {
 namespace Helpers {
@@ -14,24 +15,23 @@ private:
   const char * m_text;
 };
 
+static constexpr const char k_exponential[7] = {'e', 'x', 'p', '(', Ion::Charset::Empty, ')', 0};
+static constexpr const char k_logarithm[7] = {'l', 'o', 'g', '(', Ion::Charset::Empty, ')', 0};
+static constexpr const char k_logarithm10[9] = {'l', 'o', 'g', '1', '0', '(', Ion::Charset::Empty, ')', 0};
+static constexpr const char k_sqrt[8] = {'s', 'q', 'r', 't', '(', Ion::Charset::Empty, ')', 0};
+
 static constexpr EventTextPair sEventTextMap[] = {
   EventTextPair(Ion::Events::XNT, "x"),
-  EventTextPair(Ion::Events::Exp, "exp()"),
-  EventTextPair(Ion::Events::Ln, "log()"),
-  EventTextPair(Ion::Events::Log, "log10()"),
-  EventTextPair(Ion::Events::Sine, "sin()"),
-  EventTextPair(Ion::Events::Cosine, "cos()"),
-  EventTextPair(Ion::Events::Tangent, "tan()"),
+  EventTextPair(Ion::Events::Exp, k_exponential),
+  EventTextPair(Ion::Events::Ln, k_logarithm),
+  EventTextPair(Ion::Events::Log, k_logarithm10),
   EventTextPair(Ion::Events::Imaginary, "1j"),
   EventTextPair(Ion::Events::Power, "**"),
   EventTextPair(Ion::Events::Pi, "pi"),
-  EventTextPair(Ion::Events::Sqrt, "sqrt()"),
+  EventTextPair(Ion::Events::Sqrt, k_sqrt),
   EventTextPair(Ion::Events::Square, "**2"),
   EventTextPair(Ion::Events::Multiplication, "*"),
   EventTextPair(Ion::Events::EE, "e"),
-  EventTextPair(Ion::Events::Arcsine, "asin()"),
-  EventTextPair(Ion::Events::Arccosine, "acos()"),
-  EventTextPair(Ion::Events::Arctangent, "atan()")
 };
 
 const char * PythonTextForEvent(Ion::Events::Event event) {