diff --git a/narrator/parser.lua b/narrator/parser.lua
index 6247983..6245976 100644
--- a/narrator/parser.lua
+++ b/narrator/parser.lua
@@ -341,7 +341,7 @@ end
 
 function Constructor:addConstant(constant, value)
   local value = lume.deserialize(value)
-  self.book.constants[constant] = lume.deserialize(value)
+  self.book.constants[constant] = value
 end
 
 function Constructor:addKnot(knot)
diff --git a/test/units/constants.ink b/test/units/constants.ink
index 60e6db4..ceea880 100644
--- a/test/units/constants.ink
+++ b/test/units/constants.ink
@@ -1,12 +1,17 @@
+CONST STRING_EXAMPLE = "This is the string constant"
+CONST BOOLEAN_EXAMLPE_TRUE = true
+CONST BOOLEAN_EXAMLPE_FALSE = false
+
 CONST LOBBY = 1
 CONST STAIRCASE = 2
 CONST HALLWAY = 3
-
 CONST HELD_BY_AGENT = -1
 
 VAR secret_agent_location = LOBBY
 VAR suitcase_location = HALLWAY
 
+{ STRING_EXAMPLE }. One is { BOOLEAN_EXAMLPE_TRUE }. Zero is { BOOLEAN_EXAMLPE_FALSE }.
+
 -> report_progress
 
 === report_progress ===
diff --git a/test/units/constants.txt b/test/units/constants.txt
index 6d434f6..84277c0 100644
--- a/test/units/constants.txt
+++ b/test/units/constants.txt
@@ -1,3 +1,4 @@
+This is the string constant. One is 1. Zero is 0.
 The secret agent moves forward.
 The secret agent moves forward.
 The secret agent grabs the suitcase!
\ No newline at end of file